80603960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87613}}^1$

素因数の和:87647

約数の個数: 32

約数和(自身を含む): 189246240

約数和(自身を除く): 108642280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 87613, 175226, 350452, 438065, 700904, 876130, 1752260, 2015099, 3504520, 4030198, 8060396, 10075495, 16120792, 20150990, 40301980, 80603960]

約数ペア:

[(1, 80603960), (2, 40301980), (4, 20150990), (5, 16120792), (8, 10075495), (10, 8060396), (20, 4030198), (23, 3504520), (40, 2015099), (46, 1752260), (92, 876130), (115, 700904), (184, 438065), (230, 350452), (460, 175226), (920, 87613)]