78392804

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 162570240

約数和(自身を除く): 84177436

約数列:

[1, 2, 4, 7, 14, 28, 47, 71, 94, 142, 188, 284, 329, 497, 658, 839, 994, 1316, 1678, 1988, 3337, 3356, 5873, 6674, 11746, 13348, 23359, 23492, 39433, 46718, 59569, 78866, 93436, 119138, 157732, 238276, 276031, 416983, 552062, 833966, 1104124, 1667932, 2799743, 5599486, 11198972, 19598201, 39196402, 78392804]

約数ペア:

[(1, 78392804), (2, 39196402), (4, 19598201), (7, 11198972), (14, 5599486), (28, 2799743), (47, 1667932), (71, 1104124), (94, 833966), (142, 552062), (188, 416983), (284, 276031), (329, 238276), (497, 157732), (658, 119138), (839, 93436), (994, 78866), (1316, 59569), (1678, 46718), (1988, 39433), (3337, 23492), (3356, 23359), (5873, 13348), (6674, 11746)]