290185165

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^2\times {\mathrm{397}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 366295320

約数和(自身を除く): 76110155

約数列:

[1, 5, 29, 71, 145, 355, 397, 1985, 2059, 5041, 10295, 11513, 25205, 28187, 57565, 140935, 146189, 730945, 817423, 2001277, 4087115, 10006385, 58037033, 290185165]

約数ペア:

[(1, 290185165), (5, 58037033), (29, 10006385), (71, 4087115), (145, 2001277), (355, 817423), (397, 730945), (1985, 146189), (2059, 140935), (5041, 57565), (10295, 28187), (11513, 25205)]