78680024

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{691}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 151631040

約数和(自身を除く): 72951016

約数列:

[1, 2, 4, 8, 43, 86, 172, 331, 344, 662, 691, 1324, 1382, 2648, 2764, 5528, 14233, 28466, 29713, 56932, 59426, 113864, 118852, 228721, 237704, 457442, 914884, 1829768, 9835003, 19670006, 39340012, 78680024]

約数ペア:

[(1, 78680024), (2, 39340012), (4, 19670006), (8, 9835003), (43, 1829768), (86, 914884), (172, 457442), (331, 237704), (344, 228721), (662, 118852), (691, 113864), (1324, 59426), (1382, 56932), (2648, 29713), (2764, 28466), (5528, 14233)]