25670840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49367}}^1$

素因数の和:49391

約数の個数: 32

約数和(自身を含む): 62203680

約数和(自身を除く): 36532840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49367, 98734, 197468, 246835, 394936, 493670, 641771, 987340, 1283542, 1974680, 2567084, 3208855, 5134168, 6417710, 12835420, 25670840]

約数ペア:

[(1, 25670840), (2, 12835420), (4, 6417710), (5, 5134168), (8, 3208855), (10, 2567084), (13, 1974680), (20, 1283542), (26, 987340), (40, 641771), (52, 493670), (65, 394936), (104, 246835), (130, 197468), (260, 98734), (520, 49367)]