80339416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1213}}^1$

素因数の和:1723

約数の個数: 32

約数和(自身を含む): 159956640

約数和(自身を除く): 79617224

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 487, 974, 1213, 1948, 2426, 3896, 4852, 8279, 9704, 16558, 20621, 33116, 41242, 66232, 82484, 164968, 590731, 1181462, 2362924, 4725848, 10042427, 20084854, 40169708, 80339416]

約数ペア:

[(1, 80339416), (2, 40169708), (4, 20084854), (8, 10042427), (17, 4725848), (34, 2362924), (68, 1181462), (136, 590731), (487, 164968), (974, 82484), (1213, 66232), (1948, 41242), (2426, 33116), (3896, 20621), (4852, 16558), (8279, 9704)]