646223090

素因数分解:

$2^1\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{63793}}^1$

素因数の和:64813

約数の個数: 16

約数和(自身を含む): 1164368088

約数和(自身を除く): 518144998

約数列:

[1, 2, 5, 10, 1013, 2026, 5065, 10130, 63793, 127586, 318965, 637930, 64622309, 129244618, 323111545, 646223090]

約数ペア:

[(1, 646223090), (2, 323111545), (5, 129244618), (10, 64622309), (1013, 637930), (2026, 318965), (5065, 127586), (10130, 63793)]