54357520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{859}}^1$

素因数の和:992

約数の個数: 80

約数和(自身を含む): 145883520

約数和(自身を除く): 91526000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 791, 859, 904, 1130, 1582, 1718, 1808, 2260, 3164, 3436, 3955, 4295, 4520, 6013, 6328, 6872, 7910, 8590, 9040, 12026, 12656, 13744, 15820, 17180, 24052, 30065, 31640, 34360, 48104, 60130, 63280, 68720, 96208, 97067, 120260, 194134, 240520, 388268, 481040, 485335, 679469, 776536, 970670, 1358938, 1553072, 1941340, 2717876, 3397345, 3882680, 5435752, 6794690, 7765360, 10871504, 13589380, 27178760, 54357520]

約数ペア:

[(1, 54357520), (2, 27178760), (4, 13589380), (5, 10871504), (7, 7765360), (8, 6794690), (10, 5435752), (14, 3882680), (16, 3397345), (20, 2717876), (28, 1941340), (35, 1553072), (40, 1358938), (56, 970670), (70, 776536), (80, 679469), (112, 485335), (113, 481040), (140, 388268), (226, 240520), (280, 194134), (452, 120260), (560, 97067), (565, 96208), (791, 68720), (859, 63280), (904, 60130), (1130, 48104), (1582, 34360), (1718, 31640), (1808, 30065), (2260, 24052), (3164, 17180), (3436, 15820), (3955, 13744), (4295, 12656), (4520, 12026), (6013, 9040), (6328, 8590), (6872, 7910)]