80821792

素因数分解:

$2^5\times {\mathrm{661}}^1\times {\mathrm{3821}}^1$

素因数の和:4492

約数の個数: 24

約数和(自身を含む): 159400332

約数和(自身を除く): 78578540

約数列:

[1, 2, 4, 8, 16, 32, 661, 1322, 2644, 3821, 5288, 7642, 10576, 15284, 21152, 30568, 61136, 122272, 2525681, 5051362, 10102724, 20205448, 40410896, 80821792]

約数ペア:

[(1, 80821792), (2, 40410896), (4, 20205448), (8, 10102724), (16, 5051362), (32, 2525681), (661, 122272), (1322, 61136), (2644, 30568), (3821, 21152), (5288, 15284), (7642, 10576)]