81679796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 161021952

約数和(自身を除く): 79342156

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 127, 188, 254, 311, 508, 517, 622, 1034, 1244, 1397, 2068, 2794, 3421, 5588, 5969, 6842, 11938, 13684, 14617, 23876, 29234, 39497, 58468, 65659, 78994, 131318, 157988, 160787, 262636, 321574, 434467, 643148, 868934, 1737868, 1856359, 3712718, 7425436, 20419949, 40839898, 81679796]

約数ペア:

[(1, 81679796), (2, 40839898), (4, 20419949), (11, 7425436), (22, 3712718), (44, 1856359), (47, 1737868), (94, 868934), (127, 643148), (188, 434467), (254, 321574), (311, 262636), (508, 160787), (517, 157988), (622, 131318), (1034, 78994), (1244, 65659), (1397, 58468), (2068, 39497), (2794, 29234), (3421, 23876), (5588, 14617), (5969, 13684), (6842, 11938)]