71208740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50147}}^1$

素因数の和:50227

約数の個数: 24

約数和(自身を含む): 151647552

約数和(自身を除く): 80438812

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 50147, 100294, 200588, 250735, 501470, 1002940, 3560437, 7120874, 14241748, 17802185, 35604370, 71208740]

約数ペア:

[(1, 71208740), (2, 35604370), (4, 17802185), (5, 14241748), (10, 7120874), (20, 3560437), (71, 1002940), (142, 501470), (284, 250735), (355, 200588), (710, 100294), (1420, 50147)]