9770900

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:704

約数の個数: 36

約数和(自身を含む): 21352800

約数和(自身を除く): 11581900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 491, 796, 982, 995, 1964, 1990, 2455, 3980, 4910, 4975, 9820, 9950, 12275, 19900, 24550, 49100, 97709, 195418, 390836, 488545, 977090, 1954180, 2442725, 4885450, 9770900]

約数ペア:

[(1, 9770900), (2, 4885450), (4, 2442725), (5, 1954180), (10, 977090), (20, 488545), (25, 390836), (50, 195418), (100, 97709), (199, 49100), (398, 24550), (491, 19900), (796, 12275), (982, 9950), (995, 9820), (1964, 4975), (1990, 4910), (2455, 3980)]