865106090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1095071}}^1$

素因数の和:1095157

約数の個数: 16

約数和(自身を含む): 1576903680

約数和(自身を除く): 711797590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 1095071, 2190142, 5475355, 10950710, 86510609, 173021218, 432553045, 865106090]

約数ペア:

[(1, 865106090), (2, 432553045), (5, 173021218), (10, 86510609), (79, 10950710), (158, 5475355), (395, 2190142), (790, 1095071)]