66999380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28151}}^1$

素因数の和:28184

約数の個数: 48

約数和(自身を含む): 170263296

約数和(自身を除く): 103263916

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 28151, 56302, 112604, 140755, 197057, 281510, 394114, 478567, 563020, 788228, 957134, 985285, 1914268, 1970570, 2392835, 3349969, 3941140, 4785670, 6699938, 9571340, 13399876, 16749845, 33499690, 66999380]

約数ペア:

[(1, 66999380), (2, 33499690), (4, 16749845), (5, 13399876), (7, 9571340), (10, 6699938), (14, 4785670), (17, 3941140), (20, 3349969), (28, 2392835), (34, 1970570), (35, 1914268), (68, 985285), (70, 957134), (85, 788228), (119, 563020), (140, 478567), (170, 394114), (238, 281510), (340, 197057), (476, 140755), (595, 112604), (1190, 56302), (2380, 28151)]