81305.000000

素因数分解:

$2^2\times 3^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 1308048

約数和(自身を除く): 754164

約数列:

[1, 2, 3, 4, 6, 12, 101, 202, 303, 404, 457, 606, 914, 1212, 1371, 1828, 2742, 5484, 46157, 92314, 138471, 184628, 276942, 553884]

約数ペア:

[(1, 553884), (2, 276942), (3, 184628), (4, 138471), (6, 92314), (12, 46157), (101, 5484), (202, 2742), (303, 1828), (404, 1371), (457, 1212), (606, 914)]