65336375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 90714624

約数和(自身を除く): 25378249

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 325, 403, 775, 1297, 1625, 2015, 3875, 6485, 10075, 16861, 32425, 40207, 50375, 84305, 162125, 201035, 421525, 522691, 1005175, 2107625, 2613455, 5025875, 13067275, 65336375]

約数ペア:

[(1, 65336375), (5, 13067275), (13, 5025875), (25, 2613455), (31, 2107625), (65, 1005175), (125, 522691), (155, 421525), (325, 201035), (403, 162125), (775, 84305), (1297, 50375), (1625, 40207), (2015, 32425), (3875, 16861), (6485, 10075)]