79845640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1493}}^1$

素因数の和:1702

約数の個数: 64

約数和(自身を含む): 206530560

約数和(自身を除く): 126684920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 764, 955, 1337, 1493, 1528, 1910, 2674, 2986, 3820, 5348, 5972, 6685, 7465, 7640, 10451, 10696, 11944, 13370, 14930, 20902, 26740, 29860, 41804, 52255, 53480, 59720, 83608, 104510, 209020, 285163, 418040, 570326, 1140652, 1425815, 1996141, 2281304, 2851630, 3992282, 5703260, 7984564, 9980705, 11406520, 15969128, 19961410, 39922820, 79845640]

約数ペア:

[(1, 79845640), (2, 39922820), (4, 19961410), (5, 15969128), (7, 11406520), (8, 9980705), (10, 7984564), (14, 5703260), (20, 3992282), (28, 2851630), (35, 2281304), (40, 1996141), (56, 1425815), (70, 1140652), (140, 570326), (191, 418040), (280, 285163), (382, 209020), (764, 104510), (955, 83608), (1337, 59720), (1493, 53480), (1528, 52255), (1910, 41804), (2674, 29860), (2986, 26740), (3820, 20902), (5348, 14930), (5972, 13370), (6685, 11944), (7465, 10696), (7640, 10451)]