80437868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3217}}^1$

素因数の和:3294

約数の個数: 48

約数和(自身を含む): 172999680

約数和(自身を除く): 92561812

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 532, 658, 893, 1316, 1786, 3217, 3572, 6251, 6434, 12502, 12868, 22519, 25004, 45038, 61123, 90076, 122246, 151199, 244492, 302398, 427861, 604796, 855722, 1058393, 1711444, 2116786, 2872781, 4233572, 5745562, 11491124, 20109467, 40218934, 80437868]

約数ペア:

[(1, 80437868), (2, 40218934), (4, 20109467), (7, 11491124), (14, 5745562), (19, 4233572), (28, 2872781), (38, 2116786), (47, 1711444), (76, 1058393), (94, 855722), (133, 604796), (188, 427861), (266, 302398), (329, 244492), (532, 151199), (658, 122246), (893, 90076), (1316, 61123), (1786, 45038), (3217, 25004), (3572, 22519), (6251, 12868), (6434, 12502)]