81147352

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{797}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 180986400

約数和(自身を除く): 99839048

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 89, 104, 143, 178, 286, 356, 572, 712, 797, 979, 1144, 1157, 1594, 1958, 2314, 3188, 3916, 4628, 6376, 7832, 8767, 9256, 10361, 12727, 17534, 20722, 25454, 35068, 41444, 50908, 70136, 70933, 82888, 101816, 113971, 141866, 227942, 283732, 455884, 567464, 780263, 911768, 922129, 1560526, 1844258, 3121052, 3688516, 6242104, 7377032, 10143419, 20286838, 40573676, 81147352]

約数ペア:

[(1, 81147352), (2, 40573676), (4, 20286838), (8, 10143419), (11, 7377032), (13, 6242104), (22, 3688516), (26, 3121052), (44, 1844258), (52, 1560526), (88, 922129), (89, 911768), (104, 780263), (143, 567464), (178, 455884), (286, 283732), (356, 227942), (572, 141866), (712, 113971), (797, 101816), (979, 82888), (1144, 70933), (1157, 70136), (1594, 50908), (1958, 41444), (2314, 35068), (3188, 25454), (3916, 20722), (4628, 17534), (6376, 12727), (7832, 10361), (8767, 9256)]