25840900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{3271}}^1$

素因数の和:3364

約数の個数: 36

約数和(自身を含む): 56801920

約数和(自身を除く): 30961020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3271, 3950, 6542, 7900, 13084, 16355, 32710, 65420, 81775, 163550, 258409, 327100, 516818, 1033636, 1292045, 2584090, 5168180, 6460225, 12920450, 25840900]

約数ペア:

[(1, 25840900), (2, 12920450), (4, 6460225), (5, 5168180), (10, 2584090), (20, 1292045), (25, 1033636), (50, 516818), (79, 327100), (100, 258409), (158, 163550), (316, 81775), (395, 65420), (790, 32710), (1580, 16355), (1975, 13084), (3271, 7900), (3950, 6542)]