71505790

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{33889}}^1$

素因数の和:34107

約数の個数: 16

約数和(自身を含む): 129324240

約数和(自身を除く): 57818450

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 33889, 67778, 169445, 338890, 7150579, 14301158, 35752895, 71505790]

約数ペア:

[(1, 71505790), (2, 35752895), (5, 14301158), (10, 7150579), (211, 338890), (422, 169445), (1055, 67778), (2110, 33889)]