220199300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{129529}}^1$

素因数の和:129560

約数の個数: 36

約数和(自身を含む): 505944180

約数和(自身を除く): 285744880

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 129529, 259058, 518116, 647645, 1295290, 2201993, 2590580, 3238225, 4403986, 6476450, 8807972, 11009965, 12952900, 22019930, 44039860, 55049825, 110099650, 220199300]

約数ペア:

[(1, 220199300), (2, 110099650), (4, 55049825), (5, 44039860), (10, 22019930), (17, 12952900), (20, 11009965), (25, 8807972), (34, 6476450), (50, 4403986), (68, 3238225), (85, 2590580), (100, 2201993), (170, 1295290), (340, 647645), (425, 518116), (850, 259058), (1700, 129529)]