81348072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2053}}^1$

素因数の和:2202

約数の個数: 64

約数和(自身を含む): 220846080

約数和(自身を除く): 139498008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 127, 156, 254, 312, 381, 508, 762, 1016, 1524, 1651, 2053, 3048, 3302, 4106, 4953, 6159, 6604, 8212, 9906, 12318, 13208, 16424, 19812, 24636, 26689, 39624, 49272, 53378, 80067, 106756, 160134, 213512, 260731, 320268, 521462, 640536, 782193, 1042924, 1564386, 2085848, 3128772, 3389503, 6257544, 6779006, 10168509, 13558012, 20337018, 27116024, 40674036, 81348072]

約数ペア:

[(1, 81348072), (2, 40674036), (3, 27116024), (4, 20337018), (6, 13558012), (8, 10168509), (12, 6779006), (13, 6257544), (24, 3389503), (26, 3128772), (39, 2085848), (52, 1564386), (78, 1042924), (104, 782193), (127, 640536), (156, 521462), (254, 320268), (312, 260731), (381, 213512), (508, 160134), (762, 106756), (1016, 80067), (1524, 53378), (1651, 49272), (2053, 39624), (3048, 26689), (3302, 24636), (4106, 19812), (4953, 16424), (6159, 13208), (6604, 12318), (8212, 9906)]