104879375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{9871}}^1$

素因数の和:9908

約数の個数: 20

約数和(自身を含む): 138780576

約数和(自身を除く): 33901201

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 9871, 10625, 49355, 167807, 246775, 839035, 1233875, 4195175, 6169375, 20975875, 104879375]

約数ペア:

[(1, 104879375), (5, 20975875), (17, 6169375), (25, 4195175), (85, 1233875), (125, 839035), (425, 246775), (625, 167807), (2125, 49355), (9871, 10625)]