660774350

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{461}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 1247732640

約数和(自身を除く): 586958290

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 263, 461, 526, 545, 922, 1090, 1315, 2305, 2630, 2725, 4610, 5450, 6575, 11525, 13150, 23050, 28667, 50249, 57334, 100498, 121243, 143335, 242486, 251245, 286670, 502490, 606215, 716675, 1212430, 1256225, 1433350, 2512450, 3031075, 6062150, 13215487, 26430974, 66077435, 132154870, 330387175, 660774350]

約数ペア:

[(1, 660774350), (2, 330387175), (5, 132154870), (10, 66077435), (25, 26430974), (50, 13215487), (109, 6062150), (218, 3031075), (263, 2512450), (461, 1433350), (526, 1256225), (545, 1212430), (922, 716675), (1090, 606215), (1315, 502490), (2305, 286670), (2630, 251245), (2725, 242486), (4610, 143335), (5450, 121243), (6575, 100498), (11525, 57334), (13150, 50249), (23050, 28667)]