64987208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{56807}}^1$

素因数の和:56837

約数の個数: 32

約数和(自身を含む): 143156160

約数和(自身を除く): 78168952

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 56807, 113614, 227228, 454456, 624877, 738491, 1249754, 1476982, 2499508, 2953964, 4999016, 5907928, 8123401, 16246802, 32493604, 64987208]

約数ペア:

[(1, 64987208), (2, 32493604), (4, 16246802), (8, 8123401), (11, 5907928), (13, 4999016), (22, 2953964), (26, 2499508), (44, 1476982), (52, 1249754), (88, 738491), (104, 624877), (143, 454456), (286, 227228), (572, 113614), (1144, 56807)]