1260649025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{22643}}^1$

素因数の和:22801

約数の個数: 24

約数和(自身を含む): 1667866464

約数和(自身を除く): 407217439

約数列:

[1, 5, 17, 25, 85, 131, 425, 655, 2227, 3275, 11135, 22643, 55675, 113215, 384931, 566075, 1924655, 2966233, 9623275, 14831165, 50425961, 74155825, 252129805, 1260649025]

約数ペア:

[(1, 1260649025), (5, 252129805), (17, 74155825), (25, 50425961), (85, 14831165), (131, 9623275), (425, 2966233), (655, 1924655), (2227, 566075), (3275, 384931), (11135, 113215), (22643, 55675)]