81956888

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{4663}}^1$

素因数の和:4708

約数の個数: 32

約数和(自身を含む): 166504800

約数和(自身を除く): 84547912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 2197, 4394, 4663, 8788, 9326, 17576, 18652, 37304, 60619, 121238, 242476, 484952, 788047, 1576094, 3152188, 6304376, 10244611, 20489222, 40978444, 81956888]

約数ペア:

[(1, 81956888), (2, 40978444), (4, 20489222), (8, 10244611), (13, 6304376), (26, 3152188), (52, 1576094), (104, 788047), (169, 484952), (338, 242476), (676, 121238), (1352, 60619), (2197, 37304), (4394, 18652), (4663, 17576), (8788, 9326)]