201689120

素因数分解:

$2^5\times 5^1\times {\mathrm{563}}^1\times {\mathrm{2239}}^1$

素因数の和:2817

約数の個数: 48

約数和(自身を含む): 477550080

約数和(自身を除く): 275860960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 563, 1126, 2239, 2252, 2815, 4478, 4504, 5630, 8956, 9008, 11195, 11260, 17912, 18016, 22390, 22520, 35824, 44780, 45040, 71648, 89560, 90080, 179120, 358240, 1260557, 2521114, 5042228, 6302785, 10084456, 12605570, 20168912, 25211140, 40337824, 50422280, 100844560, 201689120]

約数ペア:

[(1, 201689120), (2, 100844560), (4, 50422280), (5, 40337824), (8, 25211140), (10, 20168912), (16, 12605570), (20, 10084456), (32, 6302785), (40, 5042228), (80, 2521114), (160, 1260557), (563, 358240), (1126, 179120), (2239, 90080), (2252, 89560), (2815, 71648), (4478, 45040), (4504, 44780), (5630, 35824), (8956, 22520), (9008, 22390), (11195, 18016), (11260, 17912)]