8639819691380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{24521257}}^1$

素因数の和:24521568

約数の個数: 48

約数和(自身を含む): 18455679621120

約数和(自身を除く): 9815859929740

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 223, 316, 395, 446, 790, 892, 1115, 1580, 2230, 4460, 17617, 35234, 70468, 88085, 176170, 352340, 24521257, 49042514, 98085028, 122606285, 245212570, 490425140, 1937179303, 3874358606, 5468240311, 7748717212, 9685896515, 10936480622, 19371793030, 21872961244, 27341201555, 38743586060, 54682403110, 109364806220, 431990984569, 863981969138, 1727963938276, 2159954922845, 4319909845690, 8639819691380]

約数ペア:

[(1, 8639819691380), (2, 4319909845690), (4, 2159954922845), (5, 1727963938276), (10, 863981969138), (20, 431990984569), (79, 109364806220), (158, 54682403110), (223, 38743586060), (316, 27341201555), (395, 21872961244), (446, 19371793030), (790, 10936480622), (892, 9685896515), (1115, 7748717212), (1580, 5468240311), (2230, 3874358606), (4460, 1937179303), (17617, 490425140), (35234, 245212570), (70468, 122606285), (88085, 98085028), (176170, 49042514), (352340, 24521257)]