51499840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:384

約数の個数: 112

約数和(自身を含む): 142353792

約数和(自身を除く): 90853952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 83, 112, 140, 160, 166, 224, 277, 280, 320, 332, 415, 448, 554, 560, 581, 664, 830, 1108, 1120, 1162, 1328, 1385, 1660, 1939, 2216, 2240, 2324, 2656, 2770, 2905, 3320, 3878, 4432, 4648, 5312, 5540, 5810, 6640, 7756, 8864, 9296, 9695, 11080, 11620, 13280, 15512, 17728, 18592, 19390, 22160, 22991, 23240, 26560, 31024, 37184, 38780, 44320, 45982, 46480, 62048, 77560, 88640, 91964, 92960, 114955, 124096, 155120, 160937, 183928, 185920, 229910, 310240, 321874, 367856, 459820, 620480, 643748, 735712, 804685, 919640, 1287496, 1471424, 1609370, 1839280, 2574992, 3218740, 3678560, 5149984, 6437480, 7357120, 10299968, 12874960, 25749920, 51499840]

約数ペア:

[(1, 51499840), (2, 25749920), (4, 12874960), (5, 10299968), (7, 7357120), (8, 6437480), (10, 5149984), (14, 3678560), (16, 3218740), (20, 2574992), (28, 1839280), (32, 1609370), (35, 1471424), (40, 1287496), (56, 919640), (64, 804685), (70, 735712), (80, 643748), (83, 620480), (112, 459820), (140, 367856), (160, 321874), (166, 310240), (224, 229910), (277, 185920), (280, 183928), (320, 160937), (332, 155120), (415, 124096), (448, 114955), (554, 92960), (560, 91964), (581, 88640), (664, 77560), (830, 62048), (1108, 46480), (1120, 45982), (1162, 44320), (1328, 38780), (1385, 37184), (1660, 31024), (1939, 26560), (2216, 23240), (2240, 22991), (2324, 22160), (2656, 19390), (2770, 18592), (2905, 17728), (3320, 15512), (3878, 13280), (4432, 11620), (4648, 11080), (5312, 9695), (5540, 9296), (5810, 8864), (6640, 7756)]