64964290

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{91499}}^1$

素因数の和:91577

約数の個数: 16

約数和(自身を含む): 118584000

約数和(自身を除く): 53619710

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 91499, 182998, 457495, 914990, 6496429, 12992858, 32482145, 64964290]

約数ペア:

[(1, 64964290), (2, 32482145), (5, 12992858), (10, 6496429), (71, 914990), (142, 457495), (355, 182998), (710, 91499)]