78678508

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 148599360

約数和(自身を除く): 69920852

約数列:

[1, 2, 4, 29, 41, 58, 71, 82, 116, 142, 164, 233, 284, 466, 932, 1189, 2059, 2378, 2911, 4118, 4756, 5822, 6757, 8236, 9553, 11644, 13514, 16543, 19106, 27028, 33086, 38212, 66172, 84419, 168838, 277037, 337676, 479747, 554074, 678263, 959494, 1108148, 1356526, 1918988, 2713052, 19669627, 39339254, 78678508]

約数ペア:

[(1, 78678508), (2, 39339254), (4, 19669627), (29, 2713052), (41, 1918988), (58, 1356526), (71, 1108148), (82, 959494), (116, 678263), (142, 554074), (164, 479747), (233, 337676), (284, 277037), (466, 168838), (932, 84419), (1189, 66172), (2059, 38212), (2378, 33086), (2911, 27028), (4118, 19106), (4756, 16543), (5822, 13514), (6757, 11644), (8236, 9553)]