199437400

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{26951}}^1$

素因数の和:27004

約数の個数: 48

約数和(自身を含む): 476241840

約数和(自身を除く): 276804440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1850, 3700, 7400, 26951, 53902, 107804, 134755, 215608, 269510, 539020, 673775, 997187, 1078040, 1347550, 1994374, 2695100, 3988748, 4985935, 5390200, 7977496, 9971870, 19943740, 24929675, 39887480, 49859350, 99718700, 199437400]

約数ペア:

[(1, 199437400), (2, 99718700), (4, 49859350), (5, 39887480), (8, 24929675), (10, 19943740), (20, 9971870), (25, 7977496), (37, 5390200), (40, 4985935), (50, 3988748), (74, 2695100), (100, 1994374), (148, 1347550), (185, 1078040), (200, 997187), (296, 673775), (370, 539020), (740, 269510), (925, 215608), (1480, 134755), (1850, 107804), (3700, 53902), (7400, 26951)]