81679996

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{4877}}^1$

素因数の和:5013

約数の個数: 24

約数和(自身を含む): 147510720

約数和(自身を除く): 65830724

約数列:

[1, 2, 4, 53, 79, 106, 158, 212, 316, 4187, 4877, 8374, 9754, 16748, 19508, 258481, 385283, 516962, 770566, 1033924, 1541132, 20419999, 40839998, 81679996]

約数ペア:

[(1, 81679996), (2, 40839998), (4, 20419999), (53, 1541132), (79, 1033924), (106, 770566), (158, 516962), (212, 385283), (316, 258481), (4187, 19508), (4877, 16748), (8374, 9754)]