51183020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3769}}^1$

素因数の和:3882

約数の個数: 48

約数和(自身を含む): 124138560

約数和(自身を除く): 72955540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 3769, 6790, 7538, 13580, 15076, 18845, 26383, 37690, 52766, 75380, 105532, 131915, 263830, 365593, 527660, 731186, 1462372, 1827965, 2559151, 3655930, 5118302, 7311860, 10236604, 12795755, 25591510, 51183020]

約数ペア:

[(1, 51183020), (2, 25591510), (4, 12795755), (5, 10236604), (7, 7311860), (10, 5118302), (14, 3655930), (20, 2559151), (28, 1827965), (35, 1462372), (70, 731186), (97, 527660), (140, 365593), (194, 263830), (388, 131915), (485, 105532), (679, 75380), (970, 52766), (1358, 37690), (1940, 26383), (2716, 18845), (3395, 15076), (3769, 13580), (6790, 7538)]