51601640

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{5683}}^1$

素因数の和:5921

約数の個数: 32

約数和(自身を含む): 116635680

約数和(自身を除く): 65034040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 5683, 9080, 11366, 22732, 28415, 45464, 56830, 113660, 227320, 1290041, 2580082, 5160164, 6450205, 10320328, 12900410, 25800820, 51601640]

約数ペア:

[(1, 51601640), (2, 25800820), (4, 12900410), (5, 10320328), (8, 6450205), (10, 5160164), (20, 2580082), (40, 1290041), (227, 227320), (454, 113660), (908, 56830), (1135, 45464), (1816, 28415), (2270, 22732), (4540, 11366), (5683, 9080)]