2938778885

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1163}}^1$

素因数の和:1314

約数の個数: 64

約数和(自身を含む): 4366061568

約数和(自身を除く): 1427282683

約数列:

[1, 5, 7, 23, 35, 43, 73, 115, 161, 215, 301, 365, 511, 805, 989, 1163, 1505, 1679, 2555, 3139, 4945, 5815, 6923, 8141, 8395, 11753, 15695, 21973, 26749, 34615, 40705, 50009, 58765, 72197, 84899, 109865, 133745, 187243, 250045, 350063, 360985, 424495, 505379, 594293, 936215, 1150207, 1750315, 1952677, 2526895, 2971465, 3650657, 5751035, 8051449, 9763385, 13668739, 18253285, 25554599, 40257245, 68343695, 83965111, 127772995, 419825555, 587755777, 2938778885]

約数ペア:

[(1, 2938778885), (5, 587755777), (7, 419825555), (23, 127772995), (35, 83965111), (43, 68343695), (73, 40257245), (115, 25554599), (161, 18253285), (215, 13668739), (301, 9763385), (365, 8051449), (511, 5751035), (805, 3650657), (989, 2971465), (1163, 2526895), (1505, 1952677), (1679, 1750315), (2555, 1150207), (3139, 936215), (4945, 594293), (5815, 505379), (6923, 424495), (8141, 360985), (8395, 350063), (11753, 250045), (15695, 187243), (21973, 133745), (26749, 109865), (34615, 84899), (40705, 72197), (50009, 58765)]