80663374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 135862272

約数和(自身を除く): 55198898

約数列:

[1, 2, 11, 22, 47, 94, 181, 362, 431, 517, 862, 1034, 1991, 3982, 4741, 8507, 9482, 17014, 20257, 40514, 78011, 93577, 156022, 187154, 222827, 445654, 858121, 1716242, 3666517, 7333034, 40331687, 80663374]

約数ペア:

[(1, 80663374), (2, 40331687), (11, 7333034), (22, 3666517), (47, 1716242), (94, 858121), (181, 445654), (362, 222827), (431, 187154), (517, 156022), (862, 93577), (1034, 78011), (1991, 40514), (3982, 20257), (4741, 17014), (8507, 9482)]