165767980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{169151}}^1$

素因数の和:169174

約数の個数: 36

約数和(自身を含む): 404949888

約数和(自身を除く): 239181908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 169151, 338302, 676604, 845755, 1184057, 1691510, 2368114, 3383020, 4736228, 5920285, 8288399, 11840570, 16576798, 23681140, 33153596, 41441995, 82883990, 165767980]

約数ペア:

[(1, 165767980), (2, 82883990), (4, 41441995), (5, 33153596), (7, 23681140), (10, 16576798), (14, 11840570), (20, 8288399), (28, 5920285), (35, 4736228), (49, 3383020), (70, 2368114), (98, 1691510), (140, 1184057), (196, 845755), (245, 676604), (490, 338302), (980, 169151)]