83219960

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20599}}^1$

素因数の和:20711

約数の個数: 32

約数和(自身を含む): 189108000

約数和(自身を除く): 105888040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 20599, 41198, 82396, 102995, 164792, 205990, 411980, 823960, 2080499, 4160998, 8321996, 10402495, 16643992, 20804990, 41609980, 83219960]

約数ペア:

[(1, 83219960), (2, 41609980), (4, 20804990), (5, 16643992), (8, 10402495), (10, 8321996), (20, 4160998), (40, 2080499), (101, 823960), (202, 411980), (404, 205990), (505, 164792), (808, 102995), (1010, 82396), (2020, 41198), (4040, 20599)]