68340545

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 105336000

約数和(自身を除く): 36995455

約数列:

[1, 5, 7, 13, 35, 43, 49, 65, 91, 215, 245, 301, 455, 499, 559, 637, 1505, 2107, 2495, 2795, 3185, 3493, 3913, 6487, 10535, 17465, 19565, 21457, 24451, 27391, 32435, 45409, 107285, 122255, 136955, 150199, 227045, 278941, 317863, 750995, 1051393, 1394705, 1589315, 1952587, 5256965, 9762935, 13668109, 68340545]

約数ペア:

[(1, 68340545), (5, 13668109), (7, 9762935), (13, 5256965), (35, 1952587), (43, 1589315), (49, 1394705), (65, 1051393), (91, 750995), (215, 317863), (245, 278941), (301, 227045), (455, 150199), (499, 136955), (559, 122255), (637, 107285), (1505, 45409), (2107, 32435), (2495, 27391), (2795, 24451), (3185, 21457), (3493, 19565), (3913, 17465), (6487, 10535)]