66296042840

素因数分解:

$2^3\times 5^1\times {\mathrm{1657401071}}^1$

素因数の和:1657401082

約数の個数: 16

約数和(自身を含む): 149166096480

約数和(自身を除く): 82870053640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1657401071, 3314802142, 6629604284, 8287005355, 13259208568, 16574010710, 33148021420, 66296042840]

約数ペア:

[(1, 66296042840), (2, 33148021420), (4, 16574010710), (5, 13259208568), (8, 8287005355), (10, 6629604284), (20, 3314802142), (40, 1657401071)]