51651320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6361}}^1$

素因数の和:6408

約数の個数: 64

約数和(自身を含む): 137419200

約数和(自身を除く): 85767880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 6361, 8120, 12722, 25444, 31805, 44527, 50888, 63610, 89054, 127220, 178108, 184469, 222635, 254440, 356216, 368938, 445270, 737876, 890540, 922345, 1291283, 1475752, 1781080, 1844690, 2582566, 3689380, 5165132, 6456415, 7378760, 10330264, 12912830, 25825660, 51651320]

約数ペア:

[(1, 51651320), (2, 25825660), (4, 12912830), (5, 10330264), (7, 7378760), (8, 6456415), (10, 5165132), (14, 3689380), (20, 2582566), (28, 1844690), (29, 1781080), (35, 1475752), (40, 1291283), (56, 922345), (58, 890540), (70, 737876), (116, 445270), (140, 368938), (145, 356216), (203, 254440), (232, 222635), (280, 184469), (290, 178108), (406, 127220), (580, 89054), (812, 63610), (1015, 50888), (1160, 44527), (1624, 31805), (2030, 25444), (4060, 12722), (6361, 8120)]