207859000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{12227}}^1$

素因数の和:12265

約数の個数: 64

約数和(自身を含む): 515043360

約数和(自身を除く): 307184360

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, 680, 850, 1000, 1700, 2125, 3400, 4250, 8500, 12227, 17000, 24454, 48908, 61135, 97816, 122270, 207859, 244540, 305675, 415718, 489080, 611350, 831436, 1039295, 1222700, 1528375, 1662872, 2078590, 2445400, 3056750, 4157180, 5196475, 6113500, 8314360, 10392950, 12227000, 20785900, 25982375, 41571800, 51964750, 103929500, 207859000]

約数ペア:

[(1, 207859000), (2, 103929500), (4, 51964750), (5, 41571800), (8, 25982375), (10, 20785900), (17, 12227000), (20, 10392950), (25, 8314360), (34, 6113500), (40, 5196475), (50, 4157180), (68, 3056750), (85, 2445400), (100, 2078590), (125, 1662872), (136, 1528375), (170, 1222700), (200, 1039295), (250, 831436), (340, 611350), (425, 489080), (500, 415718), (680, 305675), (850, 244540), (1000, 207859), (1700, 122270), (2125, 97816), (3400, 61135), (4250, 48908), (8500, 24454), (12227, 17000)]