87302285

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 123182592

約数和(自身を除く): 35880307

約数列:

[1, 5, 7, 35, 61, 103, 305, 397, 427, 515, 721, 1985, 2135, 2779, 3605, 6283, 13895, 24217, 31415, 40891, 43981, 121085, 169519, 204455, 219905, 286237, 847595, 1431185, 2494351, 12471755, 17460457, 87302285]

約数ペア:

[(1, 87302285), (5, 17460457), (7, 12471755), (35, 2494351), (61, 1431185), (103, 847595), (305, 286237), (397, 219905), (427, 204455), (515, 169519), (721, 121085), (1985, 43981), (2135, 40891), (2779, 31415), (3605, 24217), (6283, 13895)]