82758075

素因数分解:

$3^1\times 5^2\times {\mathrm{421}}^1\times {\mathrm{2621}}^1$

素因数の和:3055

約数の個数: 24

約数和(自身を含む): 137204016

約数和(自身を除く): 54445941

約数列:

[1, 3, 5, 15, 25, 75, 421, 1263, 2105, 2621, 6315, 7863, 10525, 13105, 31575, 39315, 65525, 196575, 1103441, 3310323, 5517205, 16551615, 27586025, 82758075]

約数ペア:

[(1, 82758075), (3, 27586025), (5, 16551615), (15, 5517205), (25, 3310323), (75, 1103441), (421, 196575), (1263, 65525), (2105, 39315), (2621, 31575), (6315, 13105), (7863, 10525)]