19988550000

素因数分解:

$2^4\times 3^2\times 5^5\times {\mathrm{43}}^1\times {\mathrm{1033}}^1$

素因数の和:1115

約数の個数: 360

約数和(自身を含む): 71616072528

約数和(自身を除く): 51627522528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 43, 45, 48, 50, 60, 72, 75, 80, 86, 90, 100, 120, 125, 129, 144, 150, 172, 180, 200, 215, 225, 240, 250, 258, 300, 344, 360, 375, 387, 400, 430, 450, 500, 516, 600, 625, 645, 688, 720, 750, 774, 860, 900, 1000, 1032, 1033, 1075, 1125, 1200, 1250, 1290, 1500, 1548, 1720, 1800, 1875, 1935, 2000, 2064, 2066, 2150, 2250, 2500, 2580, 3000, 3096, 3099, 3125, 3225, 3440, 3600, 3750, 3870, 4132, 4300, 4500, 5000, 5160, 5165, 5375, 5625, 6000, 6192, 6198, 6250, 6450, 7500, 7740, 8264, 8600, 9000, 9297, 9375, 9675, 10000, 10320, 10330, 10750, 11250, 12396, 12500, 12900, 15000, 15480, 15495, 16125, 16528, 17200, 18000, 18594, 18750, 19350, 20660, 21500, 22500, 24792, 25000, 25800, 25825, 26875, 28125, 30000, 30960, 30990, 32250, 37188, 37500, 38700, 41320, 43000, 44419, 45000, 46485, 48375, 49584, 50000, 51600, 51650, 53750, 56250, 61980, 64500, 74376, 75000, 77400, 77475, 80625, 82640, 86000, 88838, 90000, 92970, 96750, 103300, 107500, 112500, 123960, 129000, 129125, 133257, 134375, 148752, 150000, 154800, 154950, 161250, 177676, 185940, 193500, 206600, 215000, 222095, 225000, 232425, 241875, 247920, 258000, 258250, 266514, 268750, 309900, 322500, 355352, 371880, 387000, 387375, 399771, 403125, 413200, 430000, 444190, 450000, 464850, 483750, 516500, 533028, 537500, 619800, 645000, 645625, 666285, 710704, 743760, 774000, 774750, 799542, 806250, 888380, 929700, 967500, 1033000, 1066056, 1075000, 1110475, 1162125, 1209375, 1239600, 1290000, 1291250, 1332570, 1549500, 1599084, 1612500, 1776760, 1859400, 1935000, 1936875, 1998855, 2066000, 2132112, 2150000, 2220950, 2324250, 2418750, 2582500, 2665140, 3099000, 3198168, 3225000, 3228125, 3331425, 3553520, 3718800, 3870000, 3873750, 3997710, 4441900, 4648500, 4837500, 5165000, 5330280, 5552375, 5810625, 6198000, 6396336, 6450000, 6456250, 6662850, 7747500, 7995420, 8883800, 9297000, 9675000, 9684375, 9994275, 10330000, 10660560, 11104750, 11621250, 12912500, 13325700, 15495000, 15990840, 16657125, 17767600, 18594000, 19350000, 19368750, 19988550, 22209500, 23242500, 25825000, 26651400, 27761875, 29053125, 30990000, 31981680, 33314250, 38737500, 39977100, 44419000, 46485000, 49971375, 51650000, 53302800, 55523750, 58106250, 66628500, 77475000, 79954200, 83285625, 88838000, 92970000, 99942750, 111047500, 116212500, 133257000, 138809375, 154950000, 159908400, 166571250, 199885500, 222095000, 232425000, 249856875, 266514000, 277618750, 333142500, 399771000, 416428125, 444190000, 464850000, 499713750, 555237500, 666285000, 799542000, 832856250, 999427500, 1110475000, 1249284375, 1332570000, 1665712500, 1998855000, 2220950000, 2498568750, 3331425000, 3997710000, 4997137500, 6662850000, 9994275000, 19988550000]

約数ペア:

[(1, 19988550000), (2, 9994275000), (3, 6662850000), (4, 4997137500), (5, 3997710000), (6, 3331425000), (8, 2498568750), (9, 2220950000), (10, 1998855000), (12, 1665712500), (15, 1332570000), (16, 1249284375), (18, 1110475000), (20, 999427500), (24, 832856250), (25, 799542000), (30, 666285000), (36, 555237500), (40, 499713750), (43, 464850000), (45, 444190000), (48, 416428125), (50, 399771000), (60, 333142500), (72, 277618750), (75, 266514000), (80, 249856875), (86, 232425000), (90, 222095000), (100, 199885500), (120, 166571250), (125, 159908400), (129, 154950000), (144, 138809375), (150, 133257000), (172, 116212500), (180, 111047500), (200, 99942750), (215, 92970000), (225, 88838000), (240, 83285625), (250, 79954200), (258, 77475000), (300, 66628500), (344, 58106250), (360, 55523750), (375, 53302800), (387, 51650000), (400, 49971375), (430, 46485000), (450, 44419000), (500, 39977100), (516, 38737500), (600, 33314250), (625, 31981680), (645, 30990000), (688, 29053125), (720, 27761875), (750, 26651400), (774, 25825000), (860, 23242500), (900, 22209500), (1000, 19988550), (1032, 19368750), (1033, 19350000), (1075, 18594000), (1125, 17767600), (1200, 16657125), (1250, 15990840), (1290, 15495000), (1500, 13325700), (1548, 12912500), (1720, 11621250), (1800, 11104750), (1875, 10660560), (1935, 10330000), (2000, 9994275), (2064, 9684375), (2066, 9675000), (2150, 9297000), (2250, 8883800), (2500, 7995420), (2580, 7747500), (3000, 6662850), (3096, 6456250), (3099, 6450000), (3125, 6396336), (3225, 6198000), (3440, 5810625), (3600, 5552375), (3750, 5330280), (3870, 5165000), (4132, 4837500), (4300, 4648500), (4500, 4441900), (5000, 3997710), (5160, 3873750), (5165, 3870000), (5375, 3718800), (5625, 3553520), (6000, 3331425), (6192, 3228125), (6198, 3225000), (6250, 3198168), (6450, 3099000), (7500, 2665140), (7740, 2582500), (8264, 2418750), (8600, 2324250), (9000, 2220950), (9297, 2150000), (9375, 2132112), (9675, 2066000), (10000, 1998855), (10320, 1936875), (10330, 1935000), (10750, 1859400), (11250, 1776760), (12396, 1612500), (12500, 1599084), (12900, 1549500), (15000, 1332570), (15480, 1291250), (15495, 1290000), (16125, 1239600), (16528, 1209375), (17200, 1162125), (18000, 1110475), (18594, 1075000), (18750, 1066056), (19350, 1033000), (20660, 967500), (21500, 929700), (22500, 888380), (24792, 806250), (25000, 799542), (25800, 774750), (25825, 774000), (26875, 743760), (28125, 710704), (30000, 666285), (30960, 645625), (30990, 645000), (32250, 619800), (37188, 537500), (37500, 533028), (38700, 516500), (41320, 483750), (43000, 464850), (44419, 450000), (45000, 444190), (46485, 430000), (48375, 413200), (49584, 403125), (50000, 399771), (51600, 387375), (51650, 387000), (53750, 371880), (56250, 355352), (61980, 322500), (64500, 309900), (74376, 268750), (75000, 266514), (77400, 258250), (77475, 258000), (80625, 247920), (82640, 241875), (86000, 232425), (88838, 225000), (90000, 222095), (92970, 215000), (96750, 206600), (103300, 193500), (107500, 185940), (112500, 177676), (123960, 161250), (129000, 154950), (129125, 154800), (133257, 150000), (134375, 148752)]