90108050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{20249}}^1$

素因数の和:20350

約数の個数: 24

約数和(自身を含む): 169492500

約数和(自身を除く): 79384450

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 20249, 40498, 101245, 202490, 506225, 1012450, 1802161, 3604322, 9010805, 18021610, 45054025, 90108050]

約数ペア:

[(1, 90108050), (2, 45054025), (5, 18021610), (10, 9010805), (25, 3604322), (50, 1802161), (89, 1012450), (178, 506225), (445, 202490), (890, 101245), (2225, 40498), (4450, 20249)]