85920675

素因数分解:

$3^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{2801}}^1$

素因数の和:3223

約数の個数: 24

約数和(自身を含む): 142453680

約数和(自身を除く): 56533005

約数列:

[1, 3, 5, 15, 25, 75, 409, 1227, 2045, 2801, 6135, 8403, 10225, 14005, 30675, 42015, 70025, 210075, 1145609, 3436827, 5728045, 17184135, 28640225, 85920675]

約数ペア:

[(1, 85920675), (3, 28640225), (5, 17184135), (15, 5728045), (25, 3436827), (75, 1145609), (409, 210075), (1227, 70025), (2045, 42015), (2801, 30675), (6135, 14005), (8403, 10225)]