40841875

素因数分解:

$5^4\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:768

約数の個数: 20

約数和(自身を含む): 51620976

約数和(自身を除く): 10779101

約数列:

[1, 5, 25, 101, 125, 505, 625, 647, 2525, 3235, 12625, 16175, 63125, 65347, 80875, 326735, 404375, 1633675, 8168375, 40841875]

約数ペア:

[(1, 40841875), (5, 8168375), (25, 1633675), (101, 404375), (125, 326735), (505, 80875), (625, 65347), (647, 63125), (2525, 16175), (3235, 12625)]