71828025

素因数分解:

$3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{7541}}^1$

素因数の和:7681

約数の個数: 24

約数和(自身を含む): 119706624

約数和(自身を除く): 47878599

約数列:

[1, 3, 5, 15, 25, 75, 127, 381, 635, 1905, 3175, 7541, 9525, 22623, 37705, 113115, 188525, 565575, 957707, 2873121, 4788535, 14365605, 23942675, 71828025]

約数ペア:

[(1, 71828025), (3, 23942675), (5, 14365605), (15, 4788535), (25, 2873121), (75, 957707), (127, 565575), (381, 188525), (635, 113115), (1905, 37705), (3175, 22623), (7541, 9525)]