31793800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2239}}^1$

素因数の和:2326

約数の個数: 48

約数和(自身を含む): 74995200

約数和(自身を除く): 43201400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2239, 2840, 3550, 4478, 7100, 8956, 11195, 14200, 17912, 22390, 44780, 55975, 89560, 111950, 158969, 223900, 317938, 447800, 635876, 794845, 1271752, 1589690, 3179380, 3974225, 6358760, 7948450, 15896900, 31793800]

約数ペア:

[(1, 31793800), (2, 15896900), (4, 7948450), (5, 6358760), (8, 3974225), (10, 3179380), (20, 1589690), (25, 1271752), (40, 794845), (50, 635876), (71, 447800), (100, 317938), (142, 223900), (200, 158969), (284, 111950), (355, 89560), (568, 55975), (710, 44780), (1420, 22390), (1775, 17912), (2239, 14200), (2840, 11195), (3550, 8956), (4478, 7100)]