89636560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1091}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 227485440

約数和(自身を除く): 137848880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1040, 1091, 1264, 1580, 2054, 2182, 3160, 4108, 4364, 5135, 5455, 6320, 8216, 8728, 10270, 10910, 14183, 16432, 17456, 20540, 21820, 28366, 41080, 43640, 56732, 70915, 82160, 86189, 87280, 113464, 141830, 172378, 226928, 283660, 344756, 430945, 567320, 689512, 861890, 1120457, 1134640, 1379024, 1723780, 2240914, 3447560, 4481828, 5602285, 6895120, 8963656, 11204570, 17927312, 22409140, 44818280, 89636560]

約数ペア:

[(1, 89636560), (2, 44818280), (4, 22409140), (5, 17927312), (8, 11204570), (10, 8963656), (13, 6895120), (16, 5602285), (20, 4481828), (26, 3447560), (40, 2240914), (52, 1723780), (65, 1379024), (79, 1134640), (80, 1120457), (104, 861890), (130, 689512), (158, 567320), (208, 430945), (260, 344756), (316, 283660), (395, 226928), (520, 172378), (632, 141830), (790, 113464), (1027, 87280), (1040, 86189), (1091, 82160), (1264, 70915), (1580, 56732), (2054, 43640), (2182, 41080), (3160, 28366), (4108, 21820), (4364, 20540), (5135, 17456), (5455, 16432), (6320, 14183), (8216, 10910), (8728, 10270)]