64945712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18367}}^1$

素因数の和:18405

約数の個数: 40

約数和(自身を含む): 143490816

約数和(自身を除く): 78545104

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 18367, 36734, 73468, 146936, 238771, 293872, 312239, 477542, 624478, 955084, 1248956, 1910168, 2497912, 3820336, 4059107, 4995824, 8118214, 16236428, 32472856, 64945712]

約数ペア:

[(1, 64945712), (2, 32472856), (4, 16236428), (8, 8118214), (13, 4995824), (16, 4059107), (17, 3820336), (26, 2497912), (34, 1910168), (52, 1248956), (68, 955084), (104, 624478), (136, 477542), (208, 312239), (221, 293872), (272, 238771), (442, 146936), (884, 73468), (1768, 36734), (3536, 18367)]