128865100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:82

約数の個数: 216

約数和(自身を含む): 373066400

約数和(自身を除く): 244201300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 25, 26, 28, 34, 35, 49, 50, 52, 65, 68, 70, 85, 91, 98, 100, 119, 130, 140, 170, 175, 182, 196, 221, 238, 245, 260, 289, 325, 340, 343, 350, 364, 425, 442, 455, 476, 490, 578, 595, 637, 650, 686, 700, 833, 850, 884, 910, 980, 1105, 1156, 1190, 1225, 1274, 1300, 1372, 1445, 1547, 1666, 1700, 1715, 1820, 2023, 2210, 2275, 2380, 2450, 2548, 2890, 2975, 3094, 3185, 3332, 3430, 3757, 4046, 4165, 4420, 4459, 4550, 4900, 5525, 5780, 5831, 5950, 6188, 6370, 6860, 7225, 7514, 7735, 8092, 8330, 8575, 8918, 9100, 10115, 10829, 11050, 11662, 11900, 12740, 14161, 14450, 15028, 15470, 15925, 16660, 17150, 17836, 18785, 20230, 20825, 21658, 22100, 22295, 23324, 26299, 28322, 28900, 29155, 30940, 31850, 34300, 37570, 38675, 40460, 41650, 43316, 44590, 50575, 52598, 54145, 56644, 58310, 63700, 70805, 75140, 75803, 77350, 83300, 89180, 93925, 99127, 101150, 105196, 108290, 111475, 116620, 131495, 141610, 145775, 151606, 154700, 184093, 187850, 198254, 202300, 216580, 222950, 262990, 270725, 283220, 291550, 303212, 354025, 368186, 375700, 379015, 396508, 445900, 495635, 525980, 541450, 583100, 657475, 708050, 736372, 758030, 920465, 991270, 1082900, 1288651, 1314950, 1416100, 1516060, 1840930, 1895075, 1982540, 2478175, 2577302, 2629900, 3681860, 3790150, 4602325, 4956350, 5154604, 6443255, 7580300, 9204650, 9912700, 12886510, 18409300, 25773020, 32216275, 64432550, 128865100]

約数ペア:

[(1, 128865100), (2, 64432550), (4, 32216275), (5, 25773020), (7, 18409300), (10, 12886510), (13, 9912700), (14, 9204650), (17, 7580300), (20, 6443255), (25, 5154604), (26, 4956350), (28, 4602325), (34, 3790150), (35, 3681860), (49, 2629900), (50, 2577302), (52, 2478175), (65, 1982540), (68, 1895075), (70, 1840930), (85, 1516060), (91, 1416100), (98, 1314950), (100, 1288651), (119, 1082900), (130, 991270), (140, 920465), (170, 758030), (175, 736372), (182, 708050), (196, 657475), (221, 583100), (238, 541450), (245, 525980), (260, 495635), (289, 445900), (325, 396508), (340, 379015), (343, 375700), (350, 368186), (364, 354025), (425, 303212), (442, 291550), (455, 283220), (476, 270725), (490, 262990), (578, 222950), (595, 216580), (637, 202300), (650, 198254), (686, 187850), (700, 184093), (833, 154700), (850, 151606), (884, 145775), (910, 141610), (980, 131495), (1105, 116620), (1156, 111475), (1190, 108290), (1225, 105196), (1274, 101150), (1300, 99127), (1372, 93925), (1445, 89180), (1547, 83300), (1666, 77350), (1700, 75803), (1715, 75140), (1820, 70805), (2023, 63700), (2210, 58310), (2275, 56644), (2380, 54145), (2450, 52598), (2548, 50575), (2890, 44590), (2975, 43316), (3094, 41650), (3185, 40460), (3332, 38675), (3430, 37570), (3757, 34300), (4046, 31850), (4165, 30940), (4420, 29155), (4459, 28900), (4550, 28322), (4900, 26299), (5525, 23324), (5780, 22295), (5831, 22100), (5950, 21658), (6188, 20825), (6370, 20230), (6860, 18785), (7225, 17836), (7514, 17150), (7735, 16660), (8092, 15925), (8330, 15470), (8575, 15028), (8918, 14450), (9100, 14161), (10115, 12740), (10829, 11900), (11050, 11662)]