68106040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23981}}^1$

素因数の和:24063

約数の個数: 32

約数和(自身を含む): 155403360

約数和(自身を除く): 87297320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 23981, 47962, 95924, 119905, 191848, 239810, 479620, 959240, 1702651, 3405302, 6810604, 8513255, 13621208, 17026510, 34053020, 68106040]

約数ペア:

[(1, 68106040), (2, 34053020), (4, 17026510), (5, 13621208), (8, 8513255), (10, 6810604), (20, 3405302), (40, 1702651), (71, 959240), (142, 479620), (284, 239810), (355, 191848), (568, 119905), (710, 95924), (1420, 47962), (2840, 23981)]