80408272

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5653}}^1$

素因数の和:5795

約数の個数: 40

約数和(自身を含む): 179480576

約数和(自身を除く): 99072304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 5653, 7112, 11306, 14224, 22612, 39571, 45224, 79142, 90448, 158284, 316568, 633136, 717931, 1435862, 2871724, 5025517, 5743448, 10051034, 11486896, 20102068, 40204136, 80408272]

約数ペア:

[(1, 80408272), (2, 40204136), (4, 20102068), (7, 11486896), (8, 10051034), (14, 5743448), (16, 5025517), (28, 2871724), (56, 1435862), (112, 717931), (127, 633136), (254, 316568), (508, 158284), (889, 90448), (1016, 79142), (1778, 45224), (2032, 39571), (3556, 22612), (5653, 14224), (7112, 11306)]