51080920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6829}}^1$

素因数の和:6868

約数の個数: 64

約数和(自身を含む): 132775200

約数和(自身を除く): 81694280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 6829, 7480, 13658, 27316, 34145, 54632, 68290, 75119, 116093, 136580, 150238, 232186, 273160, 300476, 375595, 464372, 580465, 600952, 751190, 928744, 1160930, 1277023, 1502380, 2321860, 2554046, 3004760, 4643720, 5108092, 6385115, 10216184, 12770230, 25540460, 51080920]

約数ペア:

[(1, 51080920), (2, 25540460), (4, 12770230), (5, 10216184), (8, 6385115), (10, 5108092), (11, 4643720), (17, 3004760), (20, 2554046), (22, 2321860), (34, 1502380), (40, 1277023), (44, 1160930), (55, 928744), (68, 751190), (85, 600952), (88, 580465), (110, 464372), (136, 375595), (170, 300476), (187, 273160), (220, 232186), (340, 150238), (374, 136580), (440, 116093), (680, 75119), (748, 68290), (935, 54632), (1496, 34145), (1870, 27316), (3740, 13658), (6829, 7480)]