78387692

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 149184000

約数和(自身を除く): 70796308

約数列:

[1, 2, 4, 19, 38, 71, 73, 76, 142, 146, 199, 284, 292, 398, 796, 1349, 1387, 2698, 2774, 3781, 5183, 5396, 5548, 7562, 10366, 14129, 14527, 15124, 20732, 28258, 29054, 56516, 58108, 98477, 196954, 268451, 276013, 393908, 536902, 552026, 1031417, 1073804, 1104052, 2062834, 4125668, 19596923, 39193846, 78387692]

約数ペア:

[(1, 78387692), (2, 39193846), (4, 19596923), (19, 4125668), (38, 2062834), (71, 1104052), (73, 1073804), (76, 1031417), (142, 552026), (146, 536902), (199, 393908), (284, 276013), (292, 268451), (398, 196954), (796, 98477), (1349, 58108), (1387, 56516), (2698, 29054), (2774, 28258), (3781, 20732), (5183, 15124), (5396, 14527), (5548, 14129), (7562, 10366)]