71335225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2131}}^1$

素因数の和:2257

約数の個数: 24

約数和(自身を含む): 96229952

約数和(自身を除く): 24894727

約数列:

[1, 5, 13, 25, 65, 103, 325, 515, 1339, 2131, 2575, 6695, 10655, 27703, 33475, 53275, 138515, 219493, 692575, 1097465, 2853409, 5487325, 14267045, 71335225]

約数ペア:

[(1, 71335225), (5, 14267045), (13, 5487325), (25, 2853409), (65, 1097465), (103, 692575), (325, 219493), (515, 138515), (1339, 53275), (2131, 33475), (2575, 27703), (6695, 10655)]