85831425

素因数分解:

$3^2\times 5^2\times {\mathrm{433}}^1\times {\mathrm{881}}^1$

素因数の和:1330

約数の個数: 36

約数和(自身を含む): 154263564

約数和(自身を除く): 68432139

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 433, 881, 1299, 2165, 2643, 3897, 4405, 6495, 7929, 10825, 13215, 19485, 22025, 32475, 39645, 66075, 97425, 198225, 381473, 1144419, 1907365, 3433257, 5722095, 9536825, 17166285, 28610475, 85831425]

約数ペア:

[(1, 85831425), (3, 28610475), (5, 17166285), (9, 9536825), (15, 5722095), (25, 3433257), (45, 1907365), (75, 1144419), (225, 381473), (433, 198225), (881, 97425), (1299, 66075), (2165, 39645), (2643, 32475), (3897, 22025), (4405, 19485), (6495, 13215), (7929, 10825)]