51245320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6311}}^1$

素因数の和:6358

約数の個数: 64

約数和(自身を含む): 136339200

約数和(自身を除く): 85093880

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, 6311, 8120, 12622, 25244, 31555, 44177, 50488, 63110, 88354, 126220, 176708, 183019, 220885, 252440, 353416, 366038, 441770, 732076, 883540, 915095, 1281133, 1464152, 1767080, 1830190, 2562266, 3660380, 5124532, 6405665, 7320760, 10249064, 12811330, 25622660, 51245320]

約数ペア:

[(1, 51245320), (2, 25622660), (4, 12811330), (5, 10249064), (7, 7320760), (8, 6405665), (10, 5124532), (14, 3660380), (20, 2562266), (28, 1830190), (29, 1767080), (35, 1464152), (40, 1281133), (56, 915095), (58, 883540), (70, 732076), (116, 441770), (140, 366038), (145, 353416), (203, 252440), (232, 220885), (280, 183019), (290, 176708), (406, 126220), (580, 88354), (812, 63110), (1015, 50488), (1160, 44177), (1624, 31555), (2030, 25244), (4060, 12622), (6311, 8120)]