80531360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5531}}^1$

素因数の和:5566

約数の個数: 96

約数和(自身を含む): 234202752

約数和(自身を除く): 153671392

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 5531, 7280, 11062, 14560, 22124, 27655, 38717, 44248, 55310, 71903, 77434, 88496, 110620, 143806, 154868, 176992, 193585, 221240, 287612, 309736, 359515, 387170, 442480, 503321, 575224, 619472, 719030, 774340, 884960, 1006642, 1150448, 1238944, 1438060, 1548680, 2013284, 2300896, 2516605, 2876120, 3097360, 4026568, 5033210, 5752240, 6194720, 8053136, 10066420, 11504480, 16106272, 20132840, 40265680, 80531360]

約数ペア:

[(1, 80531360), (2, 40265680), (4, 20132840), (5, 16106272), (7, 11504480), (8, 10066420), (10, 8053136), (13, 6194720), (14, 5752240), (16, 5033210), (20, 4026568), (26, 3097360), (28, 2876120), (32, 2516605), (35, 2300896), (40, 2013284), (52, 1548680), (56, 1438060), (65, 1238944), (70, 1150448), (80, 1006642), (91, 884960), (104, 774340), (112, 719030), (130, 619472), (140, 575224), (160, 503321), (182, 442480), (208, 387170), (224, 359515), (260, 309736), (280, 287612), (364, 221240), (416, 193585), (455, 176992), (520, 154868), (560, 143806), (728, 110620), (910, 88496), (1040, 77434), (1120, 71903), (1456, 55310), (1820, 44248), (2080, 38717), (2912, 27655), (3640, 22124), (5531, 14560), (7280, 11062)]