81953816

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^2\times {\mathrm{1069}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 180658800

約数和(自身を除く): 98704984

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 1069, 1369, 2072, 2138, 2738, 4276, 5476, 7483, 8552, 9583, 10952, 14966, 19166, 29932, 38332, 39553, 59864, 76664, 79106, 158212, 276871, 316424, 553742, 1107484, 1463461, 2214968, 2926922, 5853844, 10244227, 11707688, 20488454, 40976908, 81953816]

約数ペア:

[(1, 81953816), (2, 40976908), (4, 20488454), (7, 11707688), (8, 10244227), (14, 5853844), (28, 2926922), (37, 2214968), (56, 1463461), (74, 1107484), (148, 553742), (259, 316424), (296, 276871), (518, 158212), (1036, 79106), (1069, 76664), (1369, 59864), (2072, 39553), (2138, 38332), (2738, 29932), (4276, 19166), (5476, 14966), (7483, 10952), (8552, 9583)]