25697620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98837}}^1$

素因数の和:98859

約数の個数: 24

約数和(自身を含む): 58116744

約数和(自身を除く): 32419124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98837, 197674, 395348, 494185, 988370, 1284881, 1976740, 2569762, 5139524, 6424405, 12848810, 25697620]

約数ペア:

[(1, 25697620), (2, 12848810), (4, 6424405), (5, 5139524), (10, 2569762), (13, 1976740), (20, 1284881), (26, 988370), (52, 494185), (65, 395348), (130, 197674), (260, 98837)]