87155855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 116899200

約数和(自身を除く): 29743345

約数列:

[1, 5, 17, 23, 85, 109, 115, 391, 409, 545, 1853, 1955, 2045, 2507, 6953, 9265, 9407, 12535, 34765, 42619, 44581, 47035, 159919, 213095, 222905, 757877, 799595, 1025363, 3789385, 5126815, 17431171, 87155855]

約数ペア:

[(1, 87155855), (5, 17431171), (17, 5126815), (23, 3789385), (85, 1025363), (109, 799595), (115, 757877), (391, 222905), (409, 213095), (545, 159919), (1853, 47035), (1955, 44581), (2045, 42619), (2507, 34765), (6953, 12535), (9265, 9407)]