67817740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 146476512

約数和(自身を除く): 78658772

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 137, 212, 265, 274, 467, 530, 548, 685, 934, 1060, 1370, 1868, 2335, 2740, 4670, 7261, 9340, 14522, 24751, 29044, 36305, 49502, 63979, 72610, 99004, 123755, 127958, 145220, 247510, 255916, 319895, 495020, 639790, 1279580, 3390887, 6781774, 13563548, 16954435, 33908870, 67817740]

約数ペア:

[(1, 67817740), (2, 33908870), (4, 16954435), (5, 13563548), (10, 6781774), (20, 3390887), (53, 1279580), (106, 639790), (137, 495020), (212, 319895), (265, 255916), (274, 247510), (467, 145220), (530, 127958), (548, 123755), (685, 99004), (934, 72610), (1060, 63979), (1370, 49502), (1868, 36305), (2335, 29044), (2740, 24751), (4670, 14522), (7261, 9340)]