204518665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{51581}}^1$

素因数の和:51660

約数の個数: 16

約数和(自身を含む): 268639056

約数和(自身を除く): 64120391

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 51581, 257905, 670553, 3146441, 3352765, 15732205, 40903733, 204518665]

約数ペア:

[(1, 204518665), (5, 40903733), (13, 15732205), (61, 3352765), (65, 3146441), (305, 670553), (793, 257905), (3965, 51581)]