38696825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 51767520

約数和(自身を除く): 13070695

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 1025, 1987, 3895, 9935, 19475, 37753, 49675, 81467, 188765, 407335, 943825, 1547873, 2036675, 7739365, 38696825]

約数ペア:

[(1, 38696825), (5, 7739365), (19, 2036675), (25, 1547873), (41, 943825), (95, 407335), (205, 188765), (475, 81467), (779, 49675), (1025, 37753), (1987, 19475), (3895, 9935)]