81267990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{159349}}^1$

素因数の和:159376

約数の個数: 32

約数和(自身を含む): 206517600

約数和(自身を除く): 125249610

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 159349, 318698, 478047, 796745, 956094, 1593490, 2390235, 2708933, 4780470, 5417866, 8126799, 13544665, 16253598, 27089330, 40633995, 81267990]

約数ペア:

[(1, 81267990), (2, 40633995), (3, 27089330), (5, 16253598), (6, 13544665), (10, 8126799), (15, 5417866), (17, 4780470), (30, 2708933), (34, 2390235), (51, 1593490), (85, 956094), (102, 796745), (170, 478047), (255, 318698), (510, 159349)]