7991675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 10460640

約数和(自身を除く): 2468965

約数列:

[1, 5, 25, 29, 73, 145, 151, 365, 725, 755, 1825, 2117, 3775, 4379, 10585, 11023, 21895, 52925, 55115, 109475, 275575, 319667, 1598335, 7991675]

約数ペア:

[(1, 7991675), (5, 1598335), (25, 319667), (29, 275575), (73, 109475), (145, 55115), (151, 52925), (365, 21895), (725, 11023), (755, 10585), (1825, 4379), (2117, 3775)]