66541385

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1429}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 81681600

約数和(自身を除く): 15140215

約数列:

[1, 5, 67, 139, 335, 695, 1429, 7145, 9313, 46565, 95743, 198631, 478715, 993155, 13308277, 66541385]

約数ペア:

[(1, 66541385), (5, 13308277), (67, 993155), (139, 478715), (335, 198631), (695, 95743), (1429, 46565), (7145, 9313)]