858415000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{10099}}^1$

素因数の和:10142

約数の個数: 80

約数和(自身を含む): 2129787000

約数和(自身を除く): 1271372000

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, 625, 680, 850, 1000, 1250, 1700, 2125, 2500, 3400, 4250, 5000, 8500, 10099, 10625, 17000, 20198, 21250, 40396, 42500, 50495, 80792, 85000, 100990, 171683, 201980, 252475, 343366, 403960, 504950, 686732, 858415, 1009900, 1262375, 1373464, 1716830, 2019800, 2524750, 3433660, 4292075, 5049500, 6311875, 6867320, 8584150, 10099000, 12623750, 17168300, 21460375, 25247500, 34336600, 42920750, 50495000, 85841500, 107301875, 171683000, 214603750, 429207500, 858415000]

約数ペア:

[(1, 858415000), (2, 429207500), (4, 214603750), (5, 171683000), (8, 107301875), (10, 85841500), (17, 50495000), (20, 42920750), (25, 34336600), (34, 25247500), (40, 21460375), (50, 17168300), (68, 12623750), (85, 10099000), (100, 8584150), (125, 6867320), (136, 6311875), (170, 5049500), (200, 4292075), (250, 3433660), (340, 2524750), (425, 2019800), (500, 1716830), (625, 1373464), (680, 1262375), (850, 1009900), (1000, 858415), (1250, 686732), (1700, 504950), (2125, 403960), (2500, 343366), (3400, 252475), (4250, 201980), (5000, 171683), (8500, 100990), (10099, 85000), (10625, 80792), (17000, 50495), (20198, 42500), (21250, 40396)]