8222800

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:416

約数の個数: 60

約数和(自身を含む): 20138716

約数和(自身を除く): 11915916

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 337, 400, 488, 610, 674, 976, 1220, 1348, 1525, 1685, 2440, 2696, 3050, 3370, 4880, 5392, 6100, 6740, 8425, 12200, 13480, 16850, 20557, 24400, 26960, 33700, 41114, 67400, 82228, 102785, 134800, 164456, 205570, 328912, 411140, 513925, 822280, 1027850, 1644560, 2055700, 4111400, 8222800]

約数ペア:

[(1, 8222800), (2, 4111400), (4, 2055700), (5, 1644560), (8, 1027850), (10, 822280), (16, 513925), (20, 411140), (25, 328912), (40, 205570), (50, 164456), (61, 134800), (80, 102785), (100, 82228), (122, 67400), (200, 41114), (244, 33700), (305, 26960), (337, 24400), (400, 20557), (488, 16850), (610, 13480), (674, 12200), (976, 8425), (1220, 6740), (1348, 6100), (1525, 5392), (1685, 4880), (2440, 3370), (2696, 3050)]