208889192800

素因数分解:

$2^5\times 5^2\times {\mathrm{1051}}^1\times {\mathrm{248441}}^1$

素因数の和:249512

約数の個数: 72

約数和(自身を含む): 510438001752

約数和(自身を除く): 301548808952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1051, 2102, 4204, 5255, 8408, 10510, 16816, 21020, 26275, 33632, 42040, 52550, 84080, 105100, 168160, 210200, 248441, 420400, 496882, 840800, 993764, 1242205, 1987528, 2484410, 3975056, 4968820, 6211025, 7950112, 9937640, 12422050, 19875280, 24844100, 39750560, 49688200, 99376400, 198752800, 261111491, 522222982, 1044445964, 1305557455, 2088891928, 2611114910, 4177783856, 5222229820, 6527787275, 8355567712, 10444459640, 13055574550, 20888919280, 26111149100, 41777838560, 52222298200, 104444596400, 208889192800]

約数ペア:

[(1, 208889192800), (2, 104444596400), (4, 52222298200), (5, 41777838560), (8, 26111149100), (10, 20888919280), (16, 13055574550), (20, 10444459640), (25, 8355567712), (32, 6527787275), (40, 5222229820), (50, 4177783856), (80, 2611114910), (100, 2088891928), (160, 1305557455), (200, 1044445964), (400, 522222982), (800, 261111491), (1051, 198752800), (2102, 99376400), (4204, 49688200), (5255, 39750560), (8408, 24844100), (10510, 19875280), (16816, 12422050), (21020, 9937640), (26275, 7950112), (33632, 6211025), (42040, 4968820), (52550, 3975056), (84080, 2484410), (105100, 1987528), (168160, 1242205), (210200, 993764), (248441, 840800), (420400, 496882)]