51432920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16699}}^1$

素因数の和:16728

約数の個数: 64

約数和(自身を含む): 144288000

約数和(自身を除く): 92855080

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, 16699, 33398, 66796, 83495, 116893, 133592, 166990, 183689, 233786, 333980, 367378, 467572, 584465, 667960, 734756, 918445, 935144, 1168930, 1285823, 1469512, 1836890, 2337860, 2571646, 3673780, 4675720, 5143292, 6429115, 7347560, 10286584, 12858230, 25716460, 51432920]

約数ペア:

[(1, 51432920), (2, 25716460), (4, 12858230), (5, 10286584), (7, 7347560), (8, 6429115), (10, 5143292), (11, 4675720), (14, 3673780), (20, 2571646), (22, 2337860), (28, 1836890), (35, 1469512), (40, 1285823), (44, 1168930), (55, 935144), (56, 918445), (70, 734756), (77, 667960), (88, 584465), (110, 467572), (140, 367378), (154, 333980), (220, 233786), (280, 183689), (308, 166990), (385, 133592), (440, 116893), (616, 83495), (770, 66796), (1540, 33398), (3080, 16699)]