72639725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2551}}^1$

素因数の和:2645

約数の個数: 24

約数和(自身を含む): 96833088

約数和(自身を除く): 24193363

約数列:

[1, 5, 17, 25, 67, 85, 335, 425, 1139, 1675, 2551, 5695, 12755, 28475, 43367, 63775, 170917, 216835, 854585, 1084175, 2905589, 4272925, 14527945, 72639725]

約数ペア:

[(1, 72639725), (5, 14527945), (17, 4272925), (25, 2905589), (67, 1084175), (85, 854585), (335, 216835), (425, 170917), (1139, 63775), (1675, 43367), (2551, 28475), (5695, 12755)]