161551184

素因数分解:

$2^4\times {\mathrm{1999}}^1\times {\mathrm{5051}}^1$

素因数の和:7058

約数の個数: 20

約数和(自身を含む): 313224000

約数和(自身を除く): 151672816

約数列:

[1, 2, 4, 8, 16, 1999, 3998, 5051, 7996, 10102, 15992, 20204, 31984, 40408, 80816, 10096949, 20193898, 40387796, 80775592, 161551184]

約数ペア:

[(1, 161551184), (2, 80775592), (4, 40387796), (8, 20193898), (16, 10096949), (1999, 80816), (3998, 40408), (5051, 31984), (7996, 20204), (10102, 15992)]