80889445

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 123243120

約数和(自身を除く): 42353675

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 109, 233, 245, 455, 545, 637, 763, 1165, 1417, 1631, 3029, 3185, 3815, 5341, 7085, 8155, 9919, 11417, 15145, 21203, 25397, 26705, 49595, 57085, 69433, 106015, 126985, 148421, 177779, 330161, 347165, 742105, 888895, 1244453, 1650805, 2311127, 6222265, 11555635, 16177889, 80889445]

約数ペア:

[(1, 80889445), (5, 16177889), (7, 11555635), (13, 6222265), (35, 2311127), (49, 1650805), (65, 1244453), (91, 888895), (109, 742105), (233, 347165), (245, 330161), (455, 177779), (545, 148421), (637, 126985), (763, 106015), (1165, 69433), (1417, 57085), (1631, 49595), (3029, 26705), (3185, 25397), (3815, 21203), (5341, 15145), (7085, 11417), (8155, 9919)]