288550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:240

約数の個数: 24

約数和(自身を含む): 558000

約数和(自身を除く): 269450

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 199, 290, 398, 725, 995, 1450, 1990, 4975, 5771, 9950, 11542, 28855, 57710, 144275, 288550]

約数ペア:

[(1, 288550), (2, 144275), (5, 57710), (10, 28855), (25, 11542), (29, 9950), (50, 5771), (58, 4975), (145, 1990), (199, 1450), (290, 995), (398, 725)]