56919875

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 75499008

約数和(自身を除く): 18579133

約数列:

[1, 5, 25, 31, 37, 125, 155, 185, 397, 775, 925, 1147, 1985, 3875, 4625, 5735, 9925, 12307, 14689, 28675, 49625, 61535, 73445, 143375, 307675, 367225, 455359, 1538375, 1836125, 2276795, 11383975, 56919875]

約数ペア:

[(1, 56919875), (5, 11383975), (25, 2276795), (31, 1836125), (37, 1538375), (125, 455359), (155, 367225), (185, 307675), (397, 143375), (775, 73445), (925, 61535), (1147, 49625), (1985, 28675), (3875, 14689), (4625, 12307), (5735, 9925)]