50080400

素因数分解:

$2^4\times 5^2\times {\mathrm{125201}}^1$

素因数の和:125219

約数の個数: 30

約数和(自身を含む): 120319122

約数和(自身を除く): 70238722

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 125201, 250402, 500804, 626005, 1001608, 1252010, 2003216, 2504020, 3130025, 5008040, 6260050, 10016080, 12520100, 25040200, 50080400]

約数ペア:

[(1, 50080400), (2, 25040200), (4, 12520100), (5, 10016080), (8, 6260050), (10, 5008040), (16, 3130025), (20, 2504020), (25, 2003216), (40, 1252010), (50, 1001608), (80, 626005), (100, 500804), (200, 250402), (400, 125201)]