81480675

素因数分解:

$3^1\times 5^2\times {\mathrm{719}}^1\times {\mathrm{1511}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 134991360

約数和(自身を除く): 53510685

約数列:

[1, 3, 5, 15, 25, 75, 719, 1511, 2157, 3595, 4533, 7555, 10785, 17975, 22665, 37775, 53925, 113325, 1086409, 3259227, 5432045, 16296135, 27160225, 81480675]

約数ペア:

[(1, 81480675), (3, 27160225), (5, 16296135), (15, 5432045), (25, 3259227), (75, 1086409), (719, 113325), (1511, 53925), (2157, 37775), (3595, 22665), (4533, 17975), (7555, 10785)]