51305240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1889}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 133358400

約数和(自身を除く): 82053160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1889, 1940, 2716, 3395, 3778, 3880, 5432, 6790, 7556, 9445, 13223, 13580, 15112, 18890, 26446, 27160, 37780, 52892, 66115, 75560, 105784, 132230, 183233, 264460, 366466, 528920, 732932, 916165, 1282631, 1465864, 1832330, 2565262, 3664660, 5130524, 6413155, 7329320, 10261048, 12826310, 25652620, 51305240]

約数ペア:

[(1, 51305240), (2, 25652620), (4, 12826310), (5, 10261048), (7, 7329320), (8, 6413155), (10, 5130524), (14, 3664660), (20, 2565262), (28, 1832330), (35, 1465864), (40, 1282631), (56, 916165), (70, 732932), (97, 528920), (140, 366466), (194, 264460), (280, 183233), (388, 132230), (485, 105784), (679, 75560), (776, 66115), (970, 52892), (1358, 37780), (1889, 27160), (1940, 26446), (2716, 18890), (3395, 15112), (3778, 13580), (3880, 13223), (5432, 9445), (6790, 7556)]