99661640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191657}}^1$

素因数の和:191681

約数の個数: 32

約数和(自身を含む): 241489080

約数和(自身を除く): 141827440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 191657, 383314, 766628, 958285, 1533256, 1916570, 2491541, 3833140, 4983082, 7666280, 9966164, 12457705, 19932328, 24915410, 49830820, 99661640]

約数ペア:

[(1, 99661640), (2, 49830820), (4, 24915410), (5, 19932328), (8, 12457705), (10, 9966164), (13, 7666280), (20, 4983082), (26, 3833140), (40, 2491541), (52, 1916570), (65, 1533256), (104, 958285), (130, 766628), (260, 383314), (520, 191657)]