42389500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4987}}^1$

素因数の和:5023

約数の個数: 48

約数和(自身を含む): 98044128

約数和(自身を除く): 55654628

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 1700, 2125, 4250, 4987, 8500, 9974, 19948, 24935, 49870, 84779, 99740, 124675, 169558, 249350, 339116, 423895, 498700, 623375, 847790, 1246750, 1695580, 2119475, 2493500, 4238950, 8477900, 10597375, 21194750, 42389500]

約数ペア:

[(1, 42389500), (2, 21194750), (4, 10597375), (5, 8477900), (10, 4238950), (17, 2493500), (20, 2119475), (25, 1695580), (34, 1246750), (50, 847790), (68, 623375), (85, 498700), (100, 423895), (125, 339116), (170, 249350), (250, 169558), (340, 124675), (425, 99740), (500, 84779), (850, 49870), (1700, 24935), (2125, 19948), (4250, 9974), (4987, 8500)]