78846740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7129}}^1$

素因数の和:7224

約数の個数: 48

約数和(自身を含む): 191654400

約数和(自身を除く): 112807660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 7129, 11060, 14258, 28516, 35645, 49903, 71290, 99806, 142580, 199612, 249515, 499030, 563191, 998060, 1126382, 2252764, 2815955, 3942337, 5631910, 7884674, 11263820, 15769348, 19711685, 39423370, 78846740]

約数ペア:

[(1, 78846740), (2, 39423370), (4, 19711685), (5, 15769348), (7, 11263820), (10, 7884674), (14, 5631910), (20, 3942337), (28, 2815955), (35, 2252764), (70, 1126382), (79, 998060), (140, 563191), (158, 499030), (316, 249515), (395, 199612), (553, 142580), (790, 99806), (1106, 71290), (1580, 49903), (2212, 35645), (2765, 28516), (5530, 14258), (7129, 11060)]