81386625

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{7001}}^1$

素因数の和:7050

約数の個数: 32

約数和(自身を含む): 139815936

約数和(自身を除く): 58429311

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 775, 2325, 3875, 7001, 11625, 21003, 35005, 105015, 175025, 217031, 525075, 651093, 875125, 1085155, 2625375, 3255465, 5425775, 16277325, 27128875, 81386625]

約数ペア:

[(1, 81386625), (3, 27128875), (5, 16277325), (15, 5425775), (25, 3255465), (31, 2625375), (75, 1085155), (93, 875125), (125, 651093), (155, 525075), (375, 217031), (465, 175025), (775, 105015), (2325, 35005), (3875, 21003), (7001, 11625)]