80854516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{16747}}^1$

素因数の和:16839

約数の個数: 24

約数和(自身を含む): 151937856

約数和(自身を除く): 71083340

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 16747, 33494, 66988, 284699, 569398, 1138796, 1189037, 2378074, 4756148, 20213629, 40427258, 80854516]

約数ペア:

[(1, 80854516), (2, 40427258), (4, 20213629), (17, 4756148), (34, 2378074), (68, 1189037), (71, 1138796), (142, 569398), (284, 284699), (1207, 66988), (2414, 33494), (4828, 16747)]