57448520

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{2551}}^1$

素因数の和:3125

約数の個数: 32

約数和(自身を含む): 129539520

約数和(自身を除く): 72091000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2551, 2815, 4504, 5102, 5630, 10204, 11260, 12755, 20408, 22520, 25510, 51020, 102040, 1436213, 2872426, 5744852, 7181065, 11489704, 14362130, 28724260, 57448520]

約数ペア:

[(1, 57448520), (2, 28724260), (4, 14362130), (5, 11489704), (8, 7181065), (10, 5744852), (20, 2872426), (40, 1436213), (563, 102040), (1126, 51020), (2252, 25510), (2551, 22520), (2815, 20408), (4504, 12755), (5102, 11260), (5630, 10204)]