81453228

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 210739200

約数和(自身を除く): 129285972

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 57, 58, 76, 87, 97, 114, 116, 127, 174, 194, 228, 254, 291, 348, 381, 388, 508, 551, 582, 762, 1102, 1164, 1524, 1653, 1843, 2204, 2413, 2813, 3306, 3683, 3686, 4826, 5529, 5626, 6612, 7239, 7366, 7372, 8439, 9652, 11049, 11058, 11252, 12319, 14478, 14732, 16878, 22098, 22116, 24638, 28956, 33756, 36957, 44196, 49276, 53447, 69977, 73914, 106894, 139954, 147828, 160341, 209931, 213788, 234061, 279908, 320682, 357251, 419862, 468122, 641364, 702183, 714502, 839724, 936244, 1071753, 1404366, 1429004, 2143506, 2808732, 4287012, 6787769, 13575538, 20363307, 27151076, 40726614, 81453228]

約数ペア:

[(1, 81453228), (2, 40726614), (3, 27151076), (4, 20363307), (6, 13575538), (12, 6787769), (19, 4287012), (29, 2808732), (38, 2143506), (57, 1429004), (58, 1404366), (76, 1071753), (87, 936244), (97, 839724), (114, 714502), (116, 702183), (127, 641364), (174, 468122), (194, 419862), (228, 357251), (254, 320682), (291, 279908), (348, 234061), (381, 213788), (388, 209931), (508, 160341), (551, 147828), (582, 139954), (762, 106894), (1102, 73914), (1164, 69977), (1524, 53447), (1653, 49276), (1843, 44196), (2204, 36957), (2413, 33756), (2813, 28956), (3306, 24638), (3683, 22116), (3686, 22098), (4826, 16878), (5529, 14732), (5626, 14478), (6612, 12319), (7239, 11252), (7366, 11058), (7372, 11049), (8439, 9652)]