51061780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 135862272

約数和(自身を除く): 84800492

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 467, 497, 710, 770, 781, 934, 994, 1420, 1540, 1562, 1868, 1988, 2335, 2485, 3124, 3269, 3905, 4670, 4970, 5137, 5467, 6538, 7810, 9340, 9940, 10274, 10934, 13076, 15620, 16345, 20548, 21868, 25685, 27335, 32690, 33157, 35959, 51370, 54670, 65380, 66314, 71918, 102740, 109340, 132628, 143836, 165785, 179795, 232099, 331570, 359590, 364727, 464198, 663140, 719180, 729454, 928396, 1160495, 1458908, 1823635, 2320990, 2553089, 3647270, 4641980, 5106178, 7294540, 10212356, 12765445, 25530890, 51061780]

約数ペア:

[(1, 51061780), (2, 25530890), (4, 12765445), (5, 10212356), (7, 7294540), (10, 5106178), (11, 4641980), (14, 3647270), (20, 2553089), (22, 2320990), (28, 1823635), (35, 1458908), (44, 1160495), (55, 928396), (70, 729454), (71, 719180), (77, 663140), (110, 464198), (140, 364727), (142, 359590), (154, 331570), (220, 232099), (284, 179795), (308, 165785), (355, 143836), (385, 132628), (467, 109340), (497, 102740), (710, 71918), (770, 66314), (781, 65380), (934, 54670), (994, 51370), (1420, 35959), (1540, 33157), (1562, 32690), (1868, 27335), (1988, 25685), (2335, 21868), (2485, 20548), (3124, 16345), (3269, 15620), (3905, 13076), (4670, 10934), (4970, 10274), (5137, 9940), (5467, 9340), (6538, 7810)]