81583090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{281321}}^1$

素因数の和:281357

約数の個数: 16

約数和(自身を含む): 151913880

約数和(自身を除く): 70330790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 281321, 562642, 1406605, 2813210, 8158309, 16316618, 40791545, 81583090]

約数ペア:

[(1, 81583090), (2, 40791545), (5, 16316618), (10, 8158309), (29, 2813210), (58, 1406605), (145, 562642), (290, 281321)]