199872160

素因数分解:

$2^5\times 5^1\times {\mathrm{1249201}}^1$

素因数の和:1249216

約数の個数: 24

約数和(自身を含む): 472198356

約数和(自身を除く): 272326196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1249201, 2498402, 4996804, 6246005, 9993608, 12492010, 19987216, 24984020, 39974432, 49968040, 99936080, 199872160]

約数ペア:

[(1, 199872160), (2, 99936080), (4, 49968040), (5, 39974432), (8, 24984020), (10, 19987216), (16, 12492010), (20, 9993608), (32, 6246005), (40, 4996804), (80, 2498402), (160, 1249201)]