40749075

素因数分解:

$3^4\times 5^2\times {\mathrm{20123}}^1$

素因数の和:20145

約数の個数: 30

約数和(自身を含む): 75485124

約数和(自身を除く): 34736049

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 20123, 60369, 100615, 181107, 301845, 503075, 543321, 905535, 1509225, 1629963, 2716605, 4527675, 8149815, 13583025, 40749075]

約数ペア:

[(1, 40749075), (3, 13583025), (5, 8149815), (9, 4527675), (15, 2716605), (25, 1629963), (27, 1509225), (45, 905535), (75, 543321), (81, 503075), (135, 301845), (225, 181107), (405, 100615), (675, 60369), (2025, 20123)]