200649080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122347}}^1$

素因数の和:122399

約数の個数: 32

約数和(自身を含む): 462475440

約数和(自身を除く): 261826360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 122347, 244694, 489388, 611735, 978776, 1223470, 2446940, 4893880, 5016227, 10032454, 20064908, 25081135, 40129816, 50162270, 100324540, 200649080]

約数ペア:

[(1, 200649080), (2, 100324540), (4, 50162270), (5, 40129816), (8, 25081135), (10, 20064908), (20, 10032454), (40, 5016227), (41, 4893880), (82, 2446940), (164, 1223470), (205, 978776), (328, 611735), (410, 489388), (820, 244694), (1640, 122347)]