164003960

素因数分解:

$2^3\times 5^1\times {\mathrm{4100099}}^1$

素因数の和:4100110

約数の個数: 16

約数和(自身を含む): 369009000

約数和(自身を除く): 205005040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4100099, 8200198, 16400396, 20500495, 32800792, 41000990, 82001980, 164003960]

約数ペア:

[(1, 164003960), (2, 82001980), (4, 41000990), (5, 32800792), (8, 20500495), (10, 16400396), (20, 8200198), (40, 4100099)]