26431375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 9511025

約数列:

[1, 5, 19, 25, 31, 95, 125, 155, 359, 475, 589, 775, 1795, 2375, 2945, 3875, 6821, 8975, 11129, 14725, 34105, 44875, 55645, 73625, 170525, 211451, 278225, 852625, 1057255, 1391125, 5286275, 26431375]

約数ペア:

[(1, 26431375), (5, 5286275), (19, 1391125), (25, 1057255), (31, 852625), (95, 278225), (125, 211451), (155, 170525), (359, 73625), (475, 55645), (589, 44875), (775, 34105), (1795, 14725), (2375, 11129), (2945, 8975), (3875, 6821)]