2912856875

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1009}}^1$

素因数の和:1209

約数の個数: 40

約数和(自身を含む): 3786288000

約数和(自身を除く): 873431125

約数列:

[1, 5, 25, 31, 125, 149, 155, 625, 745, 775, 1009, 3725, 3875, 4619, 5045, 18625, 19375, 23095, 25225, 31279, 93125, 115475, 126125, 150341, 156395, 577375, 630625, 751705, 781975, 2886875, 3758525, 3909875, 4660571, 18792625, 19549375, 23302855, 93963125, 116514275, 582571375, 2912856875]

約数ペア:

[(1, 2912856875), (5, 582571375), (25, 116514275), (31, 93963125), (125, 23302855), (149, 19549375), (155, 18792625), (625, 4660571), (745, 3909875), (775, 3758525), (1009, 2886875), (3725, 781975), (3875, 751705), (4619, 630625), (5045, 577375), (18625, 156395), (19375, 150341), (23095, 126125), (25225, 115475), (31279, 93125)]