131145790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{11699}}^1$

素因数の和:11784

約数の個数: 32

約数和(自身を含む): 252720000

約数和(自身を除く): 121574210

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 2242, 5605, 11210, 11699, 23398, 58495, 116990, 222281, 444562, 690241, 1111405, 1380482, 2222810, 3451205, 6902410, 13114579, 26229158, 65572895, 131145790]

約数ペア:

[(1, 131145790), (2, 65572895), (5, 26229158), (10, 13114579), (19, 6902410), (38, 3451205), (59, 2222810), (95, 1380482), (118, 1111405), (190, 690241), (295, 444562), (590, 222281), (1121, 116990), (2242, 58495), (5605, 23398), (11210, 11699)]