64764665

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 94887936

約数和(自身を除く): 30123271

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 805, 989, 1505, 1871, 4945, 6923, 9355, 13097, 34615, 43033, 65485, 80453, 215165, 301231, 402265, 563171, 1506155, 1850419, 2815855, 9252095, 12952933, 64764665]

約数ペア:

[(1, 64764665), (5, 12952933), (7, 9252095), (23, 2815855), (35, 1850419), (43, 1506155), (115, 563171), (161, 402265), (215, 301231), (301, 215165), (805, 80453), (989, 65485), (1505, 43033), (1871, 34615), (4945, 13097), (6923, 9355)]