90281525

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 116034984

約数和(自身を除く): 25753459

約数列:

[1, 5, 25, 53, 61, 265, 305, 1117, 1325, 1525, 3233, 5585, 16165, 27925, 59201, 68137, 80825, 296005, 340685, 1480025, 1703425, 3611261, 18056305, 90281525]

約数ペア:

[(1, 90281525), (5, 18056305), (25, 3611261), (53, 1703425), (61, 1480025), (265, 340685), (305, 296005), (1117, 80825), (1325, 68137), (1525, 59201), (3233, 27925), (5585, 16165)]