55387400

素因数分解:

$2^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1699}}^1$

素因数の和:1878

約数の個数: 48

約数和(自身を含む): 129642000

約数和(自身を除く): 74254600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 163, 200, 326, 652, 815, 1304, 1630, 1699, 3260, 3398, 4075, 6520, 6796, 8150, 8495, 13592, 16300, 16990, 32600, 33980, 42475, 67960, 84950, 169900, 276937, 339800, 553874, 1107748, 1384685, 2215496, 2769370, 5538740, 6923425, 11077480, 13846850, 27693700, 55387400]

約数ペア:

[(1, 55387400), (2, 27693700), (4, 13846850), (5, 11077480), (8, 6923425), (10, 5538740), (20, 2769370), (25, 2215496), (40, 1384685), (50, 1107748), (100, 553874), (163, 339800), (200, 276937), (326, 169900), (652, 84950), (815, 67960), (1304, 42475), (1630, 33980), (1699, 32600), (3260, 16990), (3398, 16300), (4075, 13592), (6520, 8495), (6796, 8150)]