156788005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 211673088

約数和(自身を除く): 54885083

約数列:

[1, 5, 11, 47, 55, 131, 235, 463, 517, 655, 1441, 2315, 2585, 5093, 6157, 7205, 21761, 25465, 30785, 60653, 67727, 108805, 239371, 303265, 338635, 667183, 1196855, 2850691, 3335915, 14253455, 31357601, 156788005]

約数ペア:

[(1, 156788005), (5, 31357601), (11, 14253455), (47, 3335915), (55, 2850691), (131, 1196855), (235, 667183), (463, 338635), (517, 303265), (655, 239371), (1441, 108805), (2315, 67727), (2585, 60653), (5093, 30785), (6157, 25465), (7205, 21761)]