252816400

素因数分解:

$2^4\times 5^2\times {\mathrm{632041}}^1$

素因数の和:632059

約数の個数: 30

約数和(自身を含む): 607392362

約数和(自身を除く): 354575962

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 632041, 1264082, 2528164, 3160205, 5056328, 6320410, 10112656, 12640820, 15801025, 25281640, 31602050, 50563280, 63204100, 126408200, 252816400]

約数ペア:

[(1, 252816400), (2, 126408200), (4, 63204100), (5, 50563280), (8, 31602050), (10, 25281640), (16, 15801025), (20, 12640820), (25, 10112656), (40, 6320410), (50, 5056328), (80, 3160205), (100, 2528164), (200, 1264082), (400, 632041)]