80206090

素因数分解:

$2^1\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{6271}}^1$

素因数の和:7557

約数の個数: 16

約数和(自身を含む): 144506880

約数和(自身を除く): 64300790

約数列:

[1, 2, 5, 10, 1279, 2558, 6271, 6395, 12542, 12790, 31355, 62710, 8020609, 16041218, 40103045, 80206090]

約数ペア:

[(1, 80206090), (2, 40103045), (5, 16041218), (10, 8020609), (1279, 62710), (2558, 31355), (6271, 12790), (6395, 12542)]