205072575

素因数分解:

$3^1\times 5^2\times {\mathrm{839}}^1\times {\mathrm{3259}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 339561600

約数和(自身を除く): 134489025

約数列:

[1, 3, 5, 15, 25, 75, 839, 2517, 3259, 4195, 9777, 12585, 16295, 20975, 48885, 62925, 81475, 244425, 2734301, 8202903, 13671505, 41014515, 68357525, 205072575]

約数ペア:

[(1, 205072575), (3, 68357525), (5, 41014515), (15, 13671505), (25, 8202903), (75, 2734301), (839, 244425), (2517, 81475), (3259, 62925), (4195, 48885), (9777, 20975), (12585, 16295)]