31830025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 41417984

約数和(自身を除く): 9587959

約数列:

[1, 5, 25, 31, 67, 155, 335, 613, 775, 1675, 2077, 3065, 10385, 15325, 19003, 41071, 51925, 95015, 205355, 475075, 1026775, 1273201, 6366005, 31830025]

約数ペア:

[(1, 31830025), (5, 6366005), (25, 1273201), (31, 1026775), (67, 475075), (155, 205355), (335, 95015), (613, 51925), (775, 41071), (1675, 19003), (2077, 15325), (3065, 10385)]