5490875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 7687680

約数和(自身を除く): 2196805

約数列:

[1, 5, 13, 25, 31, 65, 109, 125, 155, 325, 403, 545, 775, 1417, 1625, 2015, 2725, 3379, 3875, 7085, 10075, 13625, 16895, 35425, 43927, 50375, 84475, 177125, 219635, 422375, 1098175, 5490875]

約数ペア:

[(1, 5490875), (5, 1098175), (13, 422375), (25, 219635), (31, 177125), (65, 84475), (109, 50375), (125, 43927), (155, 35425), (325, 16895), (403, 13625), (545, 10075), (775, 7085), (1417, 3875), (1625, 3379), (2015, 2725)]