78724386

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1345

約数の個数: 80

約数和(自身を含む): 196673400

約数和(自身を除く): 117949014

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 81, 87, 117, 162, 174, 234, 261, 351, 377, 522, 702, 754, 783, 1053, 1131, 1289, 1566, 2106, 2262, 2349, 2578, 3393, 3867, 4698, 6786, 7734, 10179, 11601, 16757, 20358, 23202, 30537, 33514, 34803, 37381, 50271, 61074, 69606, 74762, 100542, 104409, 112143, 150813, 208818, 224286, 301626, 336429, 452439, 485953, 672858, 904878, 971906, 1009287, 1357317, 1457859, 2018574, 2714634, 2915718, 3027861, 4373577, 6055722, 8747154, 13120731, 26241462, 39362193, 78724386]

約数ペア:

[(1, 78724386), (2, 39362193), (3, 26241462), (6, 13120731), (9, 8747154), (13, 6055722), (18, 4373577), (26, 3027861), (27, 2915718), (29, 2714634), (39, 2018574), (54, 1457859), (58, 1357317), (78, 1009287), (81, 971906), (87, 904878), (117, 672858), (162, 485953), (174, 452439), (234, 336429), (261, 301626), (351, 224286), (377, 208818), (522, 150813), (702, 112143), (754, 104409), (783, 100542), (1053, 74762), (1131, 69606), (1289, 61074), (1566, 50271), (2106, 37381), (2262, 34803), (2349, 33514), (2578, 30537), (3393, 23202), (3867, 20358), (4698, 16757), (6786, 11601), (7734, 10179)]