291240099910

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1\times {\mathrm{347629}}^1$

素因数の和:348256

約数の個数: 32

約数和(自身を含む): 528119496000

約数和(自身を除く): 236879396090

約数列:

[1, 2, 5, 10, 199, 398, 421, 842, 995, 1990, 2105, 4210, 83779, 167558, 347629, 418895, 695258, 837790, 1738145, 3476290, 69178171, 138356342, 146351809, 292703618, 345890855, 691781710, 731759045, 1463518090, 29124009991, 58248019982, 145620049955, 291240099910]

約数ペア:

[(1, 291240099910), (2, 145620049955), (5, 58248019982), (10, 29124009991), (199, 1463518090), (398, 731759045), (421, 691781710), (842, 345890855), (995, 292703618), (1990, 146351809), (2105, 138356342), (4210, 69178171), (83779, 3476290), (167558, 1738145), (347629, 837790), (418895, 695258)]