206548660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4217}}^1$

素因数の和:4336

約数の個数: 48

約数和(自身を含む): 453519360

約数和(自身を除く): 246970700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 2449, 4217, 4898, 8434, 9796, 12245, 16868, 21085, 24490, 42170, 48980, 84340, 130727, 261454, 333143, 522908, 653635, 666286, 1307270, 1332572, 1665715, 2614540, 3331430, 6662860, 10327433, 20654866, 41309732, 51637165, 103274330, 206548660]

約数ペア:

[(1, 206548660), (2, 103274330), (4, 51637165), (5, 41309732), (10, 20654866), (20, 10327433), (31, 6662860), (62, 3331430), (79, 2614540), (124, 1665715), (155, 1332572), (158, 1307270), (310, 666286), (316, 653635), (395, 522908), (620, 333143), (790, 261454), (1580, 130727), (2449, 84340), (4217, 48980), (4898, 42170), (8434, 24490), (9796, 21085), (12245, 16868)]