42880400

素因数分解:

$2^4\times 5^2\times {\mathrm{107201}}^1$

素因数の和:107219

約数の個数: 30

約数和(自身を含む): 103021122

約数和(自身を除く): 60140722

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 107201, 214402, 428804, 536005, 857608, 1072010, 1715216, 2144020, 2680025, 4288040, 5360050, 8576080, 10720100, 21440200, 42880400]

約数ペア:

[(1, 42880400), (2, 21440200), (4, 10720100), (5, 8576080), (8, 5360050), (10, 4288040), (16, 2680025), (20, 2144020), (25, 1715216), (40, 1072010), (50, 857608), (80, 536005), (100, 428804), (200, 214402), (400, 107201)]