72386120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22907}}^1$

素因数の和:22997

約数の個数: 32

約数和(自身を含む): 164937600

約数和(自身を除く): 92551480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 22907, 45814, 91628, 114535, 183256, 229070, 458140, 916280, 1809653, 3619306, 7238612, 9048265, 14477224, 18096530, 36193060, 72386120]

約数ペア:

[(1, 72386120), (2, 36193060), (4, 18096530), (5, 14477224), (8, 9048265), (10, 7238612), (20, 3619306), (40, 1809653), (79, 916280), (158, 458140), (316, 229070), (395, 183256), (632, 114535), (790, 91628), (1580, 45814), (3160, 22907)]