81323975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4877}}^1$

素因数の和:4939

約数の個数: 24

約数和(自身を含む): 108876960

約数和(自身を除く): 27552985

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 667, 725, 3335, 4877, 16675, 24385, 112171, 121925, 141433, 560855, 707165, 2804275, 3252959, 3535825, 16264795, 81323975]

約数ペア:

[(1, 81323975), (5, 16264795), (23, 3535825), (25, 3252959), (29, 2804275), (115, 707165), (145, 560855), (575, 141433), (667, 121925), (725, 112171), (3335, 24385), (4877, 16675)]