85279480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:929

約数の個数: 128

約数和(自身を含む): 238956480

約数和(自身を除く): 153677000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 340, 374, 440, 442, 520, 572, 680, 715, 748, 877, 884, 935, 1105, 1144, 1430, 1496, 1754, 1768, 1870, 2210, 2431, 2860, 3508, 3740, 4385, 4420, 4862, 5720, 7016, 7480, 8770, 8840, 9647, 9724, 11401, 12155, 14909, 17540, 19294, 19448, 22802, 24310, 29818, 35080, 38588, 45604, 48235, 48620, 57005, 59636, 74545, 77176, 91208, 96470, 97240, 114010, 119272, 125411, 149090, 163999, 192940, 193817, 228020, 250822, 298180, 327998, 385880, 387634, 456040, 501644, 596360, 627055, 655996, 775268, 819995, 969085, 1003288, 1254110, 1311992, 1550536, 1639990, 1938170, 2131987, 2508220, 3279980, 3876340, 4263974, 5016440, 6559960, 7752680, 8527948, 10659935, 17055896, 21319870, 42639740, 85279480]

約数ペア:

[(1, 85279480), (2, 42639740), (4, 21319870), (5, 17055896), (8, 10659935), (10, 8527948), (11, 7752680), (13, 6559960), (17, 5016440), (20, 4263974), (22, 3876340), (26, 3279980), (34, 2508220), (40, 2131987), (44, 1938170), (52, 1639990), (55, 1550536), (65, 1311992), (68, 1254110), (85, 1003288), (88, 969085), (104, 819995), (110, 775268), (130, 655996), (136, 627055), (143, 596360), (170, 501644), (187, 456040), (220, 387634), (221, 385880), (260, 327998), (286, 298180), (340, 250822), (374, 228020), (440, 193817), (442, 192940), (520, 163999), (572, 149090), (680, 125411), (715, 119272), (748, 114010), (877, 97240), (884, 96470), (935, 91208), (1105, 77176), (1144, 74545), (1430, 59636), (1496, 57005), (1754, 48620), (1768, 48235), (1870, 45604), (2210, 38588), (2431, 35080), (2860, 29818), (3508, 24310), (3740, 22802), (4385, 19448), (4420, 19294), (4862, 17540), (5720, 14909), (7016, 12155), (7480, 11401), (8770, 9724), (8840, 9647)]