12442625

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 48

約数和(自身を含む): 18270720

約数和(自身を除く): 5828095

約数列:

[1, 5, 13, 19, 25, 31, 65, 95, 125, 155, 169, 247, 325, 403, 475, 589, 775, 845, 1235, 1625, 2015, 2375, 2945, 3211, 3875, 4225, 5239, 6175, 7657, 10075, 14725, 16055, 21125, 26195, 30875, 38285, 50375, 73625, 80275, 99541, 130975, 191425, 401375, 497705, 654875, 957125, 2488525, 12442625]

約数ペア:

[(1, 12442625), (5, 2488525), (13, 957125), (19, 654875), (25, 497705), (31, 401375), (65, 191425), (95, 130975), (125, 99541), (155, 80275), (169, 73625), (247, 50375), (325, 38285), (403, 30875), (475, 26195), (589, 21125), (775, 16055), (845, 14725), (1235, 10075), (1625, 7657), (2015, 6175), (2375, 5239), (2945, 4225), (3211, 3875)]