87435660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{112097}}^1$

素因数の和:112122

約数の個数: 48

約数和(自身を含む): 263654496

約数和(自身を除く): 176218836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 112097, 224194, 336291, 448388, 560485, 672582, 1120970, 1345164, 1457261, 1681455, 2241940, 2914522, 3362910, 4371783, 5829044, 6725820, 7286305, 8743566, 14572610, 17487132, 21858915, 29145220, 43717830, 87435660]

約数ペア:

[(1, 87435660), (2, 43717830), (3, 29145220), (4, 21858915), (5, 17487132), (6, 14572610), (10, 8743566), (12, 7286305), (13, 6725820), (15, 5829044), (20, 4371783), (26, 3362910), (30, 2914522), (39, 2241940), (52, 1681455), (60, 1457261), (65, 1345164), (78, 1120970), (130, 672582), (156, 560485), (195, 448388), (260, 336291), (390, 224194), (780, 112097)]