40789145

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1291}}^1$

素因数の和:1456

約数の個数: 16

約数和(自身を含む): 50232960

約数和(自身を除く): 9443815

約数列:

[1, 5, 71, 89, 355, 445, 1291, 6319, 6455, 31595, 91661, 114899, 458305, 574495, 8157829, 40789145]

約数ペア:

[(1, 40789145), (5, 8157829), (71, 574495), (89, 458305), (355, 114899), (445, 91661), (1291, 31595), (6319, 6455)]