64121460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82207}}^1$

素因数の和:82232

約数の個数: 48

約数和(自身を含む): 193353216

約数和(自身を除く): 129231756

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, 82207, 164414, 246621, 328828, 411035, 493242, 822070, 986484, 1068691, 1233105, 1644140, 2137382, 2466210, 3206073, 4274764, 4932420, 5343455, 6412146, 10686910, 12824292, 16030365, 21373820, 32060730, 64121460]

約数ペア:

[(1, 64121460), (2, 32060730), (3, 21373820), (4, 16030365), (5, 12824292), (6, 10686910), (10, 6412146), (12, 5343455), (13, 4932420), (15, 4274764), (20, 3206073), (26, 2466210), (30, 2137382), (39, 1644140), (52, 1233105), (60, 1068691), (65, 986484), (78, 822070), (130, 493242), (156, 411035), (195, 328828), (260, 246621), (390, 164414), (780, 82207)]