68106580

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{16139}}^1$

素因数の和:16359

約数の個数: 24

約数和(自身を含む): 143710560

約数和(自身を除く): 75603980

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 16139, 32278, 64556, 80695, 161390, 322780, 3405329, 6810658, 13621316, 17026645, 34053290, 68106580]

約数ペア:

[(1, 68106580), (2, 34053290), (4, 17026645), (5, 13621316), (10, 6810658), (20, 3405329), (211, 322780), (422, 161390), (844, 80695), (1055, 64556), (2110, 32278), (4220, 16139)]