218628550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7907}}^1$

素因数の和:8005

約数の個数: 48

約数和(自身を含む): 470684160

約数和(自身を除く): 252055610

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 79, 158, 175, 350, 395, 553, 790, 1106, 1975, 2765, 3950, 5530, 7907, 13825, 15814, 27650, 39535, 55349, 79070, 110698, 197675, 276745, 395350, 553490, 624653, 1249306, 1383725, 2767450, 3123265, 4372571, 6246530, 8745142, 15616325, 21862855, 31232650, 43725710, 109314275, 218628550]

約数ペア:

[(1, 218628550), (2, 109314275), (5, 43725710), (7, 31232650), (10, 21862855), (14, 15616325), (25, 8745142), (35, 6246530), (50, 4372571), (70, 3123265), (79, 2767450), (158, 1383725), (175, 1249306), (350, 624653), (395, 553490), (553, 395350), (790, 276745), (1106, 197675), (1975, 110698), (2765, 79070), (3950, 55349), (5530, 39535), (7907, 27650), (13825, 15814)]