72719855

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{2099}}^1$

素因数の和:2171

約数の個数: 24

約数和(自身を含む): 96843600

約数和(自身を除く): 24123745

約数列:

[1, 5, 13, 41, 65, 169, 205, 533, 845, 2099, 2665, 6929, 10495, 27287, 34645, 86059, 136435, 354731, 430295, 1118767, 1773655, 5593835, 14543971, 72719855]

約数ペア:

[(1, 72719855), (5, 14543971), (13, 5593835), (41, 1773655), (65, 1118767), (169, 430295), (205, 354731), (533, 136435), (845, 86059), (2099, 34645), (2665, 27287), (6929, 10495)]