16450782400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{823}}^1$

素因数の和:920

約数の個数: 252

約数和(自身を含む): 45099311376

約数和(自身を除く): 28648528976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 320, 325, 400, 403, 416, 496, 520, 620, 650, 775, 800, 806, 823, 832, 961, 992, 1040, 1240, 1300, 1550, 1600, 1612, 1646, 1922, 1984, 2015, 2080, 2480, 2600, 3100, 3224, 3292, 3844, 4030, 4115, 4160, 4805, 4960, 5200, 6200, 6448, 6584, 7688, 8060, 8230, 9610, 9920, 10075, 10400, 10699, 12400, 12493, 12896, 13168, 15376, 16120, 16460, 19220, 20150, 20575, 20800, 21398, 24025, 24800, 24986, 25513, 25792, 26336, 30752, 32240, 32920, 38440, 40300, 41150, 42796, 48050, 49600, 49972, 51026, 52672, 53495, 61504, 62465, 64480, 65840, 76880, 80600, 82300, 85592, 96100, 99944, 102052, 106990, 124930, 127565, 128960, 131680, 153760, 161200, 164600, 171184, 192200, 199888, 204104, 213980, 249860, 255130, 263360, 267475, 307520, 312325, 322400, 329200, 331669, 342368, 384400, 399776, 408208, 427960, 499720, 510260, 534950, 624650, 637825, 644800, 658400, 663338, 684736, 768800, 790903, 799552, 816416, 855920, 999440, 1020520, 1069900, 1249300, 1275650, 1316800, 1326676, 1537600, 1581806, 1632832, 1658345, 1711840, 1998880, 2041040, 2139800, 2498600, 2551300, 2653352, 3163612, 3316690, 3423680, 3954515, 3997760, 4082080, 4279600, 4997200, 5102600, 5306704, 6327224, 6633380, 7909030, 8164160, 8291725, 8559200, 9994400, 10205200, 10281739, 10613408, 12654448, 13266760, 15818060, 16583450, 17118400, 19772575, 19988800, 20410400, 20563478, 21226816, 25308896, 26533520, 31636120, 33166900, 39545150, 40820800, 41126956, 50617792, 51408695, 53067040, 63272240, 66333800, 79090300, 82253912, 102817390, 106134080, 126544480, 132667600, 158180600, 164507824, 205634780, 253088960, 257043475, 265335200, 316361200, 329015648, 411269560, 514086950, 530670400, 632722400, 658031296, 822539120, 1028173900, 1265444800, 1645078240, 2056347800, 3290156480, 4112695600, 8225391200, 16450782400]

約数ペア:

[(1, 16450782400), (2, 8225391200), (4, 4112695600), (5, 3290156480), (8, 2056347800), (10, 1645078240), (13, 1265444800), (16, 1028173900), (20, 822539120), (25, 658031296), (26, 632722400), (31, 530670400), (32, 514086950), (40, 411269560), (50, 329015648), (52, 316361200), (62, 265335200), (64, 257043475), (65, 253088960), (80, 205634780), (100, 164507824), (104, 158180600), (124, 132667600), (130, 126544480), (155, 106134080), (160, 102817390), (200, 82253912), (208, 79090300), (248, 66333800), (260, 63272240), (310, 53067040), (320, 51408695), (325, 50617792), (400, 41126956), (403, 40820800), (416, 39545150), (496, 33166900), (520, 31636120), (620, 26533520), (650, 25308896), (775, 21226816), (800, 20563478), (806, 20410400), (823, 19988800), (832, 19772575), (961, 17118400), (992, 16583450), (1040, 15818060), (1240, 13266760), (1300, 12654448), (1550, 10613408), (1600, 10281739), (1612, 10205200), (1646, 9994400), (1922, 8559200), (1984, 8291725), (2015, 8164160), (2080, 7909030), (2480, 6633380), (2600, 6327224), (3100, 5306704), (3224, 5102600), (3292, 4997200), (3844, 4279600), (4030, 4082080), (4115, 3997760), (4160, 3954515), (4805, 3423680), (4960, 3316690), (5200, 3163612), (6200, 2653352), (6448, 2551300), (6584, 2498600), (7688, 2139800), (8060, 2041040), (8230, 1998880), (9610, 1711840), (9920, 1658345), (10075, 1632832), (10400, 1581806), (10699, 1537600), (12400, 1326676), (12493, 1316800), (12896, 1275650), (13168, 1249300), (15376, 1069900), (16120, 1020520), (16460, 999440), (19220, 855920), (20150, 816416), (20575, 799552), (20800, 790903), (21398, 768800), (24025, 684736), (24800, 663338), (24986, 658400), (25513, 644800), (25792, 637825), (26336, 624650), (30752, 534950), (32240, 510260), (32920, 499720), (38440, 427960), (40300, 408208), (41150, 399776), (42796, 384400), (48050, 342368), (49600, 331669), (49972, 329200), (51026, 322400), (52672, 312325), (53495, 307520), (61504, 267475), (62465, 263360), (64480, 255130), (65840, 249860), (76880, 213980), (80600, 204104), (82300, 199888), (85592, 192200), (96100, 171184), (99944, 164600), (102052, 161200), (106990, 153760), (124930, 131680), (127565, 128960)]