61815965

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{4139}}^1$

素因数の和:4276

約数の個数: 16

約数和(自身を含む): 77500800

約数和(自身を除く): 15684835

約数列:

[1, 5, 29, 103, 145, 515, 2987, 4139, 14935, 20695, 120031, 426317, 600155, 2131585, 12363193, 61815965]

約数ペア:

[(1, 61815965), (5, 12363193), (29, 2131585), (103, 600155), (145, 426317), (515, 120031), (2987, 20695), (4139, 14935)]