78847870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{27283}}^1$

素因数の和:27324

約数の個数: 24

約数和(自身を含む): 150771384

約数和(自身を除く): 71923514

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 27283, 54566, 136415, 272830, 463811, 927622, 2319055, 4638110, 7884787, 15769574, 39423935, 78847870]

約数ペア:

[(1, 78847870), (2, 39423935), (5, 15769574), (10, 7884787), (17, 4638110), (34, 2319055), (85, 927622), (170, 463811), (289, 272830), (578, 136415), (1445, 54566), (2890, 27283)]