66435875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2543}}^1$

素因数の和:2588

約数の個数: 32

約数和(自身を含む): 95247360

約数和(自身を除く): 28811485

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 1045, 1375, 2375, 2543, 5225, 12715, 26125, 27973, 48317, 63575, 139865, 241585, 317875, 531487, 699325, 1207925, 2657435, 3496625, 6039625, 13287175, 66435875]

約数ペア:

[(1, 66435875), (5, 13287175), (11, 6039625), (19, 3496625), (25, 2657435), (55, 1207925), (95, 699325), (125, 531487), (209, 317875), (275, 241585), (475, 139865), (1045, 63575), (1375, 48317), (2375, 27973), (2543, 26125), (5225, 12715)]