82181830

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{12781}}^1$

素因数の和:13431

約数の個数: 16

約数和(自身を含む): 148168944

約数和(自身を除く): 65987114

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 12781, 25562, 63905, 127810, 8218183, 16436366, 41090915, 82181830]

約数ペア:

[(1, 82181830), (2, 41090915), (5, 16436366), (10, 8218183), (643, 127810), (1286, 63905), (3215, 25562), (6430, 12781)]