78221276

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 163031232

約数和(自身を除く): 84809956

約数列:

[1, 2, 4, 7, 14, 28, 41, 61, 82, 122, 164, 244, 287, 427, 574, 854, 1117, 1148, 1708, 2234, 2501, 4468, 5002, 7819, 10004, 15638, 17507, 31276, 35014, 45797, 68137, 70028, 91594, 136274, 183188, 272548, 320579, 476959, 641158, 953918, 1282316, 1907836, 2793617, 5587234, 11174468, 19555319, 39110638, 78221276]

約数ペア:

[(1, 78221276), (2, 39110638), (4, 19555319), (7, 11174468), (14, 5587234), (28, 2793617), (41, 1907836), (61, 1282316), (82, 953918), (122, 641158), (164, 476959), (244, 320579), (287, 272548), (427, 183188), (574, 136274), (854, 91594), (1117, 70028), (1148, 68137), (1708, 45797), (2234, 35014), (2501, 31276), (4468, 17507), (5002, 15638), (7819, 10004)]