78164072

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15683}}^1$

素因数の和:15785

約数の個数: 32

約数和(自身を含む): 169387200

約数和(自身を除く): 91223128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 15683, 31366, 62732, 109781, 125464, 219562, 439124, 878248, 1395787, 2791574, 5583148, 9770509, 11166296, 19541018, 39082036, 78164072]

約数ペア:

[(1, 78164072), (2, 39082036), (4, 19541018), (7, 11166296), (8, 9770509), (14, 5583148), (28, 2791574), (56, 1395787), (89, 878248), (178, 439124), (356, 219562), (623, 125464), (712, 109781), (1246, 62732), (2492, 31366), (4984, 15683)]