161809876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 314810496

約数和(自身を除く): 153000620

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 307, 337, 391, 614, 674, 782, 1228, 1348, 1564, 5219, 5729, 7061, 7751, 10438, 11458, 14122, 15502, 20876, 22916, 28244, 31004, 103459, 120037, 131767, 206918, 240074, 263534, 413836, 480148, 527068, 1758803, 2379557, 3517606, 4759114, 7035212, 9518228, 40452469, 80904938, 161809876]

約数ペア:

[(1, 161809876), (2, 80904938), (4, 40452469), (17, 9518228), (23, 7035212), (34, 4759114), (46, 3517606), (68, 2379557), (92, 1758803), (307, 527068), (337, 480148), (391, 413836), (614, 263534), (674, 240074), (782, 206918), (1228, 131767), (1348, 120037), (1564, 103459), (5219, 31004), (5729, 28244), (7061, 22916), (7751, 20876), (10438, 15502), (11458, 14122)]