78242512

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{157747}}^1$

素因数の和:157786

約数の個数: 20

約数和(自身を含む): 156486016

約数和(自身を除く): 78243504

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 157747, 315494, 630988, 1261976, 2523952, 4890157, 9780314, 19560628, 39121256, 78242512]

約数ペア:

[(1, 78242512), (2, 39121256), (4, 19560628), (8, 9780314), (16, 4890157), (31, 2523952), (62, 1261976), (124, 630988), (248, 315494), (496, 157747)]