70640816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{142421}}^1$

素因数の和:142460

約数の個数: 20

約数和(自身を含む): 141282624

約数和(自身を除く): 70641808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 142421, 284842, 569684, 1139368, 2278736, 4415051, 8830102, 17660204, 35320408, 70640816]

約数ペア:

[(1, 70640816), (2, 35320408), (4, 17660204), (8, 8830102), (16, 4415051), (31, 2278736), (62, 1139368), (124, 569684), (248, 284842), (496, 142421)]