818372230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{45289}}^1$

素因数の和:45448

約数の個数: 32

約数和(自身を含む): 1597831200

約数和(自身を除く): 779458970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1807, 3614, 9035, 18070, 45289, 90578, 226445, 452890, 588757, 1177514, 2943785, 5887570, 6295171, 12590342, 31475855, 62951710, 81837223, 163674446, 409186115, 818372230]

約数ペア:

[(1, 818372230), (2, 409186115), (5, 163674446), (10, 81837223), (13, 62951710), (26, 31475855), (65, 12590342), (130, 6295171), (139, 5887570), (278, 2943785), (695, 1177514), (1390, 588757), (1807, 452890), (3614, 226445), (9035, 90578), (18070, 45289)]