158945665

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{3793}}^1$

素因数の和:3861

約数の個数: 24

約数和(自身を含む): 209656440

約数和(自身を除く): 50710775

約数列:

[1, 5, 17, 29, 85, 145, 289, 493, 1445, 2465, 3793, 8381, 18965, 41905, 64481, 109997, 322405, 549985, 1096177, 1869949, 5480885, 9349745, 31789133, 158945665]

約数ペア:

[(1, 158945665), (5, 31789133), (17, 9349745), (29, 5480885), (85, 1869949), (145, 1096177), (289, 549985), (493, 322405), (1445, 109997), (2465, 64481), (3793, 41905), (8381, 18965)]