49991480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16231}}^1$

素因数の和:16260

約数の個数: 64

約数和(自身を含む): 140244480

約数和(自身を除く): 90253000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 16231, 32462, 64924, 81155, 113617, 129848, 162310, 178541, 227234, 324620, 357082, 454468, 568085, 649240, 714164, 892705, 908936, 1136170, 1249787, 1428328, 1785410, 2272340, 2499574, 3570820, 4544680, 4999148, 6248935, 7141640, 9998296, 12497870, 24995740, 49991480]

約数ペア:

[(1, 49991480), (2, 24995740), (4, 12497870), (5, 9998296), (7, 7141640), (8, 6248935), (10, 4999148), (11, 4544680), (14, 3570820), (20, 2499574), (22, 2272340), (28, 1785410), (35, 1428328), (40, 1249787), (44, 1136170), (55, 908936), (56, 892705), (70, 714164), (77, 649240), (88, 568085), (110, 454468), (140, 357082), (154, 324620), (220, 227234), (280, 178541), (308, 162310), (385, 129848), (440, 113617), (616, 81155), (770, 64924), (1540, 32462), (3080, 16231)]