51317420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:783

約数の個数: 96

約数和(自身を含む): 137410560

約数和(自身を除く): 86093140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 94, 110, 140, 154, 188, 220, 235, 308, 329, 385, 470, 517, 658, 709, 770, 940, 1034, 1316, 1418, 1540, 1645, 2068, 2585, 2836, 3290, 3545, 3619, 4963, 5170, 6580, 7090, 7238, 7799, 9926, 10340, 14180, 14476, 15598, 18095, 19852, 24815, 31196, 33323, 36190, 38995, 49630, 54593, 66646, 72380, 77990, 99260, 109186, 133292, 155980, 166615, 218372, 233261, 272965, 333230, 366553, 466522, 545930, 666460, 733106, 933044, 1091860, 1166305, 1466212, 1832765, 2332610, 2565871, 3665530, 4665220, 5131742, 7331060, 10263484, 12829355, 25658710, 51317420]

約数ペア:

[(1, 51317420), (2, 25658710), (4, 12829355), (5, 10263484), (7, 7331060), (10, 5131742), (11, 4665220), (14, 3665530), (20, 2565871), (22, 2332610), (28, 1832765), (35, 1466212), (44, 1166305), (47, 1091860), (55, 933044), (70, 733106), (77, 666460), (94, 545930), (110, 466522), (140, 366553), (154, 333230), (188, 272965), (220, 233261), (235, 218372), (308, 166615), (329, 155980), (385, 133292), (470, 109186), (517, 99260), (658, 77990), (709, 72380), (770, 66646), (940, 54593), (1034, 49630), (1316, 38995), (1418, 36190), (1540, 33323), (1645, 31196), (2068, 24815), (2585, 19852), (2836, 18095), (3290, 15598), (3545, 14476), (3619, 14180), (4963, 10340), (5170, 9926), (6580, 7799), (7090, 7238)]