901225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 1249920

約数和(自身を除く): 348695

約数列:

[1, 5, 13, 25, 47, 59, 65, 235, 295, 325, 611, 767, 1175, 1475, 2773, 3055, 3835, 13865, 15275, 19175, 36049, 69325, 180245, 901225]

約数ペア:

[(1, 901225), (5, 180245), (13, 69325), (25, 36049), (47, 19175), (59, 15275), (65, 13865), (235, 3835), (295, 3055), (325, 2773), (611, 1475), (767, 1175)]