64400408

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{113381}}^1$

素因数の和:113458

約数の個数: 16

約数和(自身を含む): 122452560

約数和(自身を除く): 58052152

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 113381, 226762, 453524, 907048, 8050051, 16100102, 32200204, 64400408]

約数ペア:

[(1, 64400408), (2, 32200204), (4, 16100102), (8, 8050051), (71, 907048), (142, 453524), (284, 226762), (568, 113381)]