81659.000000

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 36

約数和(自身を含む): 2000544

約数和(自身を除く): 1227300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 457, 564, 846, 914, 1371, 1692, 1828, 2742, 4113, 5484, 8226, 16452, 21479, 42958, 64437, 85916, 128874, 193311, 257748, 386622, 773244]

約数ペア:

[(1, 773244), (2, 386622), (3, 257748), (4, 193311), (6, 128874), (9, 85916), (12, 64437), (18, 42958), (36, 21479), (47, 16452), (94, 8226), (141, 5484), (188, 4113), (282, 2742), (423, 1828), (457, 1692), (564, 1371), (846, 914)]