39988250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{97}}^2$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 80086968

約数和(自身を除く): 40098718

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 97, 125, 170, 194, 250, 425, 485, 850, 970, 1649, 2125, 2425, 3298, 4250, 4850, 8245, 9409, 12125, 16490, 18818, 24250, 41225, 47045, 82450, 94090, 159953, 206125, 235225, 319906, 412250, 470450, 799765, 1176125, 1599530, 2352250, 3998825, 7997650, 19994125, 39988250]

約数ペア:

[(1, 39988250), (2, 19994125), (5, 7997650), (10, 3998825), (17, 2352250), (25, 1599530), (34, 1176125), (50, 799765), (85, 470450), (97, 412250), (125, 319906), (170, 235225), (194, 206125), (250, 159953), (425, 94090), (485, 82450), (850, 47045), (970, 41225), (1649, 24250), (2125, 18818), (2425, 16490), (3298, 12125), (4250, 9409), (4850, 8245)]