80316518

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 127961856

約数和(自身を除く): 47645338

約数列:

[1, 2, 43, 53, 67, 86, 106, 134, 263, 526, 2279, 2881, 3551, 4558, 5762, 7102, 11309, 13939, 17621, 22618, 27878, 35242, 152693, 305386, 599377, 757703, 933913, 1198754, 1515406, 1867826, 40158259, 80316518]

約数ペア:

[(1, 80316518), (2, 40158259), (43, 1867826), (53, 1515406), (67, 1198754), (86, 933913), (106, 757703), (134, 599377), (263, 305386), (526, 152693), (2279, 35242), (2881, 27878), (3551, 22618), (4558, 17621), (5762, 13939), (7102, 11309)]