131545490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{2441}}^1$

素因数の和:2782

約数の個数: 32

約数和(自身を含む): 251604144

約数和(自身を除く): 120058654

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 317, 634, 1585, 2441, 3170, 4882, 5389, 10778, 12205, 24410, 26945, 41497, 53890, 82994, 207485, 414970, 773797, 1547594, 3868985, 7737970, 13154549, 26309098, 65772745, 131545490]

約数ペア:

[(1, 131545490), (2, 65772745), (5, 26309098), (10, 13154549), (17, 7737970), (34, 3868985), (85, 1547594), (170, 773797), (317, 414970), (634, 207485), (1585, 82994), (2441, 53890), (3170, 41497), (4882, 26945), (5389, 24410), (10778, 12205)]