917078500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{10853}}^1$

素因数の和:10898

約数の個数: 72

約数和(自身を含む): 2169019944

約数和(自身を除く): 1251941444

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 169, 250, 260, 325, 338, 500, 650, 676, 845, 1300, 1625, 1690, 3250, 3380, 4225, 6500, 8450, 10853, 16900, 21125, 21706, 42250, 43412, 54265, 84500, 108530, 141089, 217060, 271325, 282178, 542650, 564356, 705445, 1085300, 1356625, 1410890, 1834157, 2713250, 2821780, 3527225, 3668314, 5426500, 7054450, 7336628, 9170785, 14108900, 17636125, 18341570, 35272250, 36683140, 45853925, 70544500, 91707850, 183415700, 229269625, 458539250, 917078500]

約数ペア:

[(1, 917078500), (2, 458539250), (4, 229269625), (5, 183415700), (10, 91707850), (13, 70544500), (20, 45853925), (25, 36683140), (26, 35272250), (50, 18341570), (52, 17636125), (65, 14108900), (100, 9170785), (125, 7336628), (130, 7054450), (169, 5426500), (250, 3668314), (260, 3527225), (325, 2821780), (338, 2713250), (500, 1834157), (650, 1410890), (676, 1356625), (845, 1085300), (1300, 705445), (1625, 564356), (1690, 542650), (3250, 282178), (3380, 271325), (4225, 217060), (6500, 141089), (8450, 108530), (10853, 84500), (16900, 54265), (21125, 43412), (21706, 42250)]