25758205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^2$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 35722080

約数和(自身を除く): 9963875

約数列:

[1, 5, 11, 19, 55, 95, 157, 209, 785, 1045, 1727, 2983, 8635, 14915, 24649, 32813, 123245, 164065, 271139, 468331, 1355695, 2341655, 5151641, 25758205]

約数ペア:

[(1, 25758205), (5, 5151641), (11, 2341655), (19, 1355695), (55, 468331), (95, 271139), (157, 164065), (209, 123245), (785, 32813), (1045, 24649), (1727, 14915), (2983, 8635)]