22720925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 30094056

約数和(自身を除く): 7373131

約数列:

[1, 5, 17, 25, 85, 193, 277, 425, 965, 1385, 3281, 4709, 4825, 6925, 16405, 23545, 53461, 82025, 117725, 267305, 908837, 1336525, 4544185, 22720925]

約数ペア:

[(1, 22720925), (5, 4544185), (17, 1336525), (25, 908837), (85, 267305), (193, 117725), (277, 82025), (425, 53461), (965, 23545), (1385, 16405), (3281, 6925), (4709, 4825)]