40199200

素因数分解:

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

素因数の和:590

約数の個数: 72

約数和(自身を含む): 99251460

約数和(自身を除く): 59052260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 160, 200, 218, 400, 436, 461, 545, 800, 872, 922, 1090, 1744, 1844, 2180, 2305, 2725, 3488, 3688, 4360, 4610, 5450, 7376, 8720, 9220, 10900, 11525, 14752, 17440, 18440, 21800, 23050, 36880, 43600, 46100, 50249, 73760, 87200, 92200, 100498, 184400, 200996, 251245, 368800, 401992, 502490, 803984, 1004980, 1256225, 1607968, 2009960, 2512450, 4019920, 5024900, 8039840, 10049800, 20099600, 40199200]

約数ペア:

[(1, 40199200), (2, 20099600), (4, 10049800), (5, 8039840), (8, 5024900), (10, 4019920), (16, 2512450), (20, 2009960), (25, 1607968), (32, 1256225), (40, 1004980), (50, 803984), (80, 502490), (100, 401992), (109, 368800), (160, 251245), (200, 200996), (218, 184400), (400, 100498), (436, 92200), (461, 87200), (545, 73760), (800, 50249), (872, 46100), (922, 43600), (1090, 36880), (1744, 23050), (1844, 21800), (2180, 18440), (2305, 17440), (2725, 14752), (3488, 11525), (3688, 10900), (4360, 9220), (4610, 8720), (5450, 7376)]