81635912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{1429}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 158129400

約数和(自身を除く): 76493488

約数列:

[1, 2, 4, 8, 37, 74, 148, 193, 296, 386, 772, 1429, 1544, 2858, 5716, 7141, 11432, 14282, 28564, 52873, 57128, 105746, 211492, 275797, 422984, 551594, 1103188, 2206376, 10204489, 20408978, 40817956, 81635912]

約数ペア:

[(1, 81635912), (2, 40817956), (4, 20408978), (8, 10204489), (37, 2206376), (74, 1103188), (148, 551594), (193, 422984), (296, 275797), (386, 211492), (772, 105746), (1429, 57128), (1544, 52873), (2858, 28564), (5716, 14282), (7141, 11432)]