65492920

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2671}}^1$

素因数の和:3295

約数の個数: 32

約数和(自身を含む): 147654720

約数和(自身を除く): 82161800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 2452, 2671, 3065, 4904, 5342, 6130, 10684, 12260, 13355, 21368, 24520, 26710, 53420, 106840, 1637323, 3274646, 6549292, 8186615, 13098584, 16373230, 32746460, 65492920]

約数ペア:

[(1, 65492920), (2, 32746460), (4, 16373230), (5, 13098584), (8, 8186615), (10, 6549292), (20, 3274646), (40, 1637323), (613, 106840), (1226, 53420), (2452, 26710), (2671, 24520), (3065, 21368), (4904, 13355), (5342, 12260), (6130, 10684)]