64872976

素因数分解:

$2^4\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1459}}^1$

素因数の和:1871

約数の個数: 40

約数和(自身を含む): 144107840

約数和(自身を除く): 79234864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 397, 794, 1459, 1588, 2779, 2918, 3176, 5558, 5836, 6352, 10213, 11116, 11672, 20426, 22232, 23344, 40852, 44464, 81704, 163408, 579223, 1158446, 2316892, 4054561, 4633784, 8109122, 9267568, 16218244, 32436488, 64872976]

約数ペア:

[(1, 64872976), (2, 32436488), (4, 16218244), (7, 9267568), (8, 8109122), (14, 4633784), (16, 4054561), (28, 2316892), (56, 1158446), (112, 579223), (397, 163408), (794, 81704), (1459, 44464), (1588, 40852), (2779, 23344), (2918, 22232), (3176, 20426), (5558, 11672), (5836, 11116), (6352, 10213)]