8891000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 22070880

約数和(自身を除く): 13179880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 425, 500, 523, 680, 850, 1000, 1046, 1700, 2092, 2125, 2615, 3400, 4184, 4250, 5230, 8500, 8891, 10460, 13075, 17000, 17782, 20920, 26150, 35564, 44455, 52300, 65375, 71128, 88910, 104600, 130750, 177820, 222275, 261500, 355640, 444550, 523000, 889100, 1111375, 1778200, 2222750, 4445500, 8891000]

約数ペア:

[(1, 8891000), (2, 4445500), (4, 2222750), (5, 1778200), (8, 1111375), (10, 889100), (17, 523000), (20, 444550), (25, 355640), (34, 261500), (40, 222275), (50, 177820), (68, 130750), (85, 104600), (100, 88910), (125, 71128), (136, 65375), (170, 52300), (200, 44455), (250, 35564), (340, 26150), (425, 20920), (500, 17782), (523, 17000), (680, 13075), (850, 10460), (1000, 8891), (1046, 8500), (1700, 5230), (2092, 4250), (2125, 4184), (2615, 3400)]