129600700

素因数分解:

$2^2\times 5^2\times {\mathrm{1296007}}^1$

素因数の和:1296021

約数の個数: 18

約数和(自身を含む): 281233736

約数和(自身を除く): 151633036

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1296007, 2592014, 5184028, 6480035, 12960070, 25920140, 32400175, 64800350, 129600700]

約数ペア:

[(1, 129600700), (2, 64800350), (4, 32400175), (5, 25920140), (10, 12960070), (20, 6480035), (25, 5184028), (50, 2592014), (100, 1296007)]