54900025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2819}}^1$

素因数の和:2889

約数の個数: 24

約数和(自身を含む): 73432800

約数和(自身を除く): 18532775

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 1025, 2819, 3895, 14095, 19475, 53561, 70475, 115579, 267805, 577895, 1339025, 2196001, 2889475, 10980005, 54900025]

約数ペア:

[(1, 54900025), (5, 10980005), (19, 2889475), (25, 2196001), (41, 1339025), (95, 577895), (205, 267805), (475, 115579), (779, 70475), (1025, 53561), (2819, 19475), (3895, 14095)]