201312080

素因数分解:

$2^4\times 5^1\times {\mathrm{2516401}}^1$

素因数の和:2516414

約数の個数: 20

約数和(自身を含む): 468050772

約数和(自身を除く): 266738692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2516401, 5032802, 10065604, 12582005, 20131208, 25164010, 40262416, 50328020, 100656040, 201312080]

約数ペア:

[(1, 201312080), (2, 100656040), (4, 50328020), (5, 40262416), (8, 25164010), (10, 20131208), (16, 12582005), (20, 10065604), (40, 5032802), (80, 2516401)]