159351680

素因数分解:

$2^7\times 5^1\times {\mathrm{248987}}^1$

素因数の和:249006

約数の個数: 32

約数和(自身を含む): 380951640

約数和(自身を除く): 221599960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 248987, 497974, 995948, 1244935, 1991896, 2489870, 3983792, 4979740, 7967584, 9959480, 15935168, 19918960, 31870336, 39837920, 79675840, 159351680]

約数ペア:

[(1, 159351680), (2, 79675840), (4, 39837920), (5, 31870336), (8, 19918960), (10, 15935168), (16, 9959480), (20, 7967584), (32, 4979740), (40, 3983792), (64, 2489870), (80, 1991896), (128, 1244935), (160, 995948), (320, 497974), (640, 248987)]