72687665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{10303}}^1$

素因数の和:10408

約数の個数: 16

約数和(自身を含む): 93477888

約数和(自身を除く): 20790223

約数列:

[1, 5, 17, 83, 85, 415, 1411, 7055, 10303, 51515, 175151, 855149, 875755, 4275745, 14537533, 72687665]

約数ペア:

[(1, 72687665), (5, 14537533), (17, 4275745), (83, 875755), (85, 855149), (415, 175151), (1411, 51515), (7055, 10303)]