71317564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 136259200

約数和(自身を除く): 64941636

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 139, 157, 172, 278, 314, 556, 628, 817, 1634, 2641, 2983, 3268, 5282, 5966, 5977, 6751, 10564, 11932, 11954, 13502, 21823, 23908, 27004, 43646, 87292, 113563, 128269, 227126, 256538, 414637, 454252, 513076, 829274, 938389, 1658548, 1876778, 3753556, 17829391, 35658782, 71317564]

約数ペア:

[(1, 71317564), (2, 35658782), (4, 17829391), (19, 3753556), (38, 1876778), (43, 1658548), (76, 938389), (86, 829274), (139, 513076), (157, 454252), (172, 414637), (278, 256538), (314, 227126), (556, 128269), (628, 113563), (817, 87292), (1634, 43646), (2641, 27004), (2983, 23908), (3268, 21823), (5282, 13502), (5966, 11954), (5977, 11932), (6751, 10564)]