81398104

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2969}}^1$

素因数の和:3147

約数の個数: 32

約数和(自身を含む): 160380000

約数和(自身を除く): 78981896

約数列:

[1, 2, 4, 8, 23, 46, 92, 149, 184, 298, 596, 1192, 2969, 3427, 5938, 6854, 11876, 13708, 23752, 27416, 68287, 136574, 273148, 442381, 546296, 884762, 1769524, 3539048, 10174763, 20349526, 40699052, 81398104]

約数ペア:

[(1, 81398104), (2, 40699052), (4, 20349526), (8, 10174763), (23, 3539048), (46, 1769524), (92, 884762), (149, 546296), (184, 442381), (298, 273148), (596, 136574), (1192, 68287), (2969, 27416), (3427, 23752), (5938, 13708), (6854, 11876)]