157422280

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{8537}}^1$

素因数の和:9009

約数の個数: 32

約数和(自身を含む): 355010040

約数和(自身を除く): 197587760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3688, 4610, 8537, 9220, 17074, 18440, 34148, 42685, 68296, 85370, 170740, 341480, 3935557, 7871114, 15742228, 19677785, 31484456, 39355570, 78711140, 157422280]

約数ペア:

[(1, 157422280), (2, 78711140), (4, 39355570), (5, 31484456), (8, 19677785), (10, 15742228), (20, 7871114), (40, 3935557), (461, 341480), (922, 170740), (1844, 85370), (2305, 68296), (3688, 42685), (4610, 34148), (8537, 18440), (9220, 17074)]