40797909710

素因数分解:

$2^1\times 5^1\times {\mathrm{16001}}^1\times {\mathrm{254971}}^1$

素因数の和:270979

約数の個数: 16

約数和(自身を含む): 73441114992

約数和(自身を除く): 32643205282

約数列:

[1, 2, 5, 10, 16001, 32002, 80005, 160010, 254971, 509942, 1274855, 2549710, 4079790971, 8159581942, 20398954855, 40797909710]

約数ペア:

[(1, 40797909710), (2, 20398954855), (5, 8159581942), (10, 4079790971), (16001, 2549710), (32002, 1274855), (80005, 509942), (160010, 254971)]