64051208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19867}}^1$

素因数の和:19917

約数の個数: 32

約数和(自身を含む): 133512960

約数和(自身を除く): 69461752

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 19867, 39734, 79468, 158936, 258271, 516542, 615877, 1033084, 1231754, 2066168, 2463508, 4927016, 8006401, 16012802, 32025604, 64051208]

約数ペア:

[(1, 64051208), (2, 32025604), (4, 16012802), (8, 8006401), (13, 4927016), (26, 2463508), (31, 2066168), (52, 1231754), (62, 1033084), (104, 615877), (124, 516542), (248, 258271), (403, 158936), (806, 79468), (1612, 39734), (3224, 19867)]