81048724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{4987}}^1$

素因数の和:5247

約数の個数: 24

約数和(自身を含む): 150837120

約数和(自身を除く): 69788396

約数列:

[1, 2, 4, 17, 34, 68, 239, 478, 956, 4063, 4987, 8126, 9974, 16252, 19948, 84779, 169558, 339116, 1191893, 2383786, 4767572, 20262181, 40524362, 81048724]

約数ペア:

[(1, 81048724), (2, 40524362), (4, 20262181), (17, 4767572), (34, 2383786), (68, 1191893), (239, 339116), (478, 169558), (956, 84779), (4063, 19948), (4987, 16252), (8126, 9974)]