30312425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 45205440

約数和(自身を除く): 14893015

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 139, 143, 275, 305, 325, 671, 695, 715, 793, 1525, 1529, 1807, 3355, 3475, 3575, 3965, 7645, 8479, 8723, 9035, 16775, 19825, 19877, 38225, 42395, 43615, 45175, 93269, 99385, 110227, 211975, 218075, 466345, 496925, 551135, 1212497, 2331725, 2755675, 6062485, 30312425]

約数ペア:

[(1, 30312425), (5, 6062485), (11, 2755675), (13, 2331725), (25, 1212497), (55, 551135), (61, 496925), (65, 466345), (139, 218075), (143, 211975), (275, 110227), (305, 99385), (325, 93269), (671, 45175), (695, 43615), (715, 42395), (793, 38225), (1525, 19877), (1529, 19825), (1807, 16775), (3355, 9035), (3475, 8723), (3575, 8479), (3965, 7645)]