205542710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{4391}}^1$

素因数の和:4580

約数の個数: 32

約数和(自身を含む): 384528384

約数和(自身を除く): 178985674

約数列:

[1, 2, 5, 10, 31, 62, 151, 155, 302, 310, 755, 1510, 4391, 4681, 8782, 9362, 21955, 23405, 43910, 46810, 136121, 272242, 663041, 680605, 1326082, 1361210, 3315205, 6630410, 20554271, 41108542, 102771355, 205542710]

約数ペア:

[(1, 205542710), (2, 102771355), (5, 41108542), (10, 20554271), (31, 6630410), (62, 3315205), (151, 1361210), (155, 1326082), (302, 680605), (310, 663041), (755, 272242), (1510, 136121), (4391, 46810), (4681, 43910), (8782, 23405), (9362, 21955)]