78972675

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{10223}}^1$

素因数の和:10339

約数の個数: 24

約数和(自身を含む): 131848704

約数和(自身を除く): 52876029

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 2575, 7725, 10223, 30669, 51115, 153345, 255575, 766725, 1052969, 3158907, 5264845, 15794535, 26324225, 78972675]

約数ペア:

[(1, 78972675), (3, 26324225), (5, 15794535), (15, 5264845), (25, 3158907), (75, 1052969), (103, 766725), (309, 255575), (515, 153345), (1545, 51115), (2575, 30669), (7725, 10223)]