80490025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41813}}^1$

素因数の和:41841

約数の個数: 24

約数和(自身を含む): 124438464

約数和(自身を除く): 43948439

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 41813, 209065, 292691, 459943, 1045325, 1463455, 2299715, 3219601, 7317275, 11498575, 16098005, 80490025]

約数ペア:

[(1, 80490025), (5, 16098005), (7, 11498575), (11, 7317275), (25, 3219601), (35, 2299715), (55, 1463455), (77, 1045325), (175, 459943), (275, 292691), (385, 209065), (1925, 41813)]