385516990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1\times {\mathrm{1523}}^1$

素因数の和:3036

約数の個数: 32

約数和(自身を含む): 735726240

約数和(自身を除く): 350209250

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1489, 1523, 2978, 3046, 7445, 7615, 14890, 15230, 25313, 25891, 50626, 51782, 126565, 129455, 253130, 258910, 2267747, 4535494, 11338735, 22677470, 38551699, 77103398, 192758495, 385516990]

約数ペア:

[(1, 385516990), (2, 192758495), (5, 77103398), (10, 38551699), (17, 22677470), (34, 11338735), (85, 4535494), (170, 2267747), (1489, 258910), (1523, 253130), (2978, 129455), (3046, 126565), (7445, 51782), (7615, 50626), (14890, 25891), (15230, 25313)]