67704676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 148176000

約数和(自身を除く): 80471324

約数列:

[1, 2, 4, 13, 17, 19, 26, 29, 34, 38, 52, 58, 68, 76, 116, 139, 221, 247, 278, 323, 377, 442, 493, 494, 551, 556, 646, 754, 884, 986, 988, 1102, 1292, 1508, 1807, 1972, 2204, 2363, 2641, 3614, 4031, 4199, 4726, 5282, 6409, 7163, 7228, 8062, 8398, 9367, 9452, 10564, 12818, 14326, 16124, 16796, 18734, 25636, 28652, 30719, 34333, 37468, 44897, 52403, 61438, 68527, 68666, 76589, 89794, 104806, 121771, 122876, 137054, 137332, 153178, 179588, 209612, 243542, 274108, 306356, 487084, 583661, 890851, 995657, 1167322, 1302013, 1781702, 1991314, 2334644, 2604026, 3563404, 3982628, 5208052, 16926169, 33852338, 67704676]

約数ペア:

[(1, 67704676), (2, 33852338), (4, 16926169), (13, 5208052), (17, 3982628), (19, 3563404), (26, 2604026), (29, 2334644), (34, 1991314), (38, 1781702), (52, 1302013), (58, 1167322), (68, 995657), (76, 890851), (116, 583661), (139, 487084), (221, 306356), (247, 274108), (278, 243542), (323, 209612), (377, 179588), (442, 153178), (493, 137332), (494, 137054), (551, 122876), (556, 121771), (646, 104806), (754, 89794), (884, 76589), (986, 68666), (988, 68527), (1102, 61438), (1292, 52403), (1508, 44897), (1807, 37468), (1972, 34333), (2204, 30719), (2363, 28652), (2641, 25636), (3614, 18734), (4031, 16796), (4199, 16124), (4726, 14326), (5282, 12818), (6409, 10564), (7163, 9452), (7228, 9367), (8062, 8398)]