156640445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{27077}}^1$

素因数の和:27184

約数の個数: 16

約数和(自身を含む): 204709680

約数和(自身を除く): 48069235

約数列:

[1, 5, 13, 65, 89, 445, 1157, 5785, 27077, 135385, 352001, 1760005, 2409853, 12049265, 31328089, 156640445]

約数ペア:

[(1, 156640445), (5, 31328089), (13, 12049265), (65, 2409853), (89, 1760005), (445, 352001), (1157, 135385), (5785, 27077)]