231139975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{5641}}^1$

素因数の和:5811

約数の個数: 24

約数和(自身を含む): 314823600

約数和(自身を除く): 83683625

約数列:

[1, 5, 11, 25, 55, 149, 275, 745, 1639, 3725, 5641, 8195, 28205, 40975, 62051, 141025, 310255, 840509, 1551275, 4202545, 9245599, 21012725, 46227995, 231139975]

約数ペア:

[(1, 231139975), (5, 46227995), (11, 21012725), (25, 9245599), (55, 4202545), (149, 1551275), (275, 840509), (745, 310255), (1639, 141025), (3725, 62051), (5641, 40975), (8195, 28205)]