80890676

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{11959}}^1$

素因数の和:12071

約数の個数: 24

約数和(自身を含む): 150696000

約数和(自身を除く): 69805324

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 6764, 11959, 23918, 47836, 227221, 454442, 908884, 1064351, 2128702, 4257404, 20222669, 40445338, 80890676]

約数ペア:

[(1, 80890676), (2, 40445338), (4, 20222669), (19, 4257404), (38, 2128702), (76, 1064351), (89, 908884), (178, 454442), (356, 227221), (1691, 47836), (3382, 23918), (6764, 11959)]