80019665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 108210816

約数和(自身を除く): 28191151

約数列:

[1, 5, 11, 53, 55, 97, 265, 283, 485, 583, 1067, 1415, 2915, 3113, 5141, 5335, 14999, 15565, 25705, 27451, 56551, 74995, 137255, 164989, 282755, 301961, 824945, 1454903, 1509805, 7274515, 16003933, 80019665]

約数ペア:

[(1, 80019665), (5, 16003933), (11, 7274515), (53, 1509805), (55, 1454903), (97, 824945), (265, 301961), (283, 282755), (485, 164989), (583, 137255), (1067, 74995), (1415, 56551), (2915, 27451), (3113, 25705), (5141, 15565), (5335, 14999)]