51931672

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 107120880

約数和(自身を除く): 55189208

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 169, 284, 338, 541, 568, 676, 923, 1082, 1352, 1846, 2164, 3692, 4328, 7033, 7384, 11999, 14066, 23998, 28132, 38411, 47996, 56264, 76822, 91429, 95992, 153644, 182858, 307288, 365716, 499343, 731432, 998686, 1997372, 3994744, 6491459, 12982918, 25965836, 51931672]

約数ペア:

[(1, 51931672), (2, 25965836), (4, 12982918), (8, 6491459), (13, 3994744), (26, 1997372), (52, 998686), (71, 731432), (104, 499343), (142, 365716), (169, 307288), (284, 182858), (338, 153644), (541, 95992), (568, 91429), (676, 76822), (923, 56264), (1082, 47996), (1352, 38411), (1846, 28132), (2164, 23998), (3692, 14066), (4328, 11999), (7033, 7384)]