77840495

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{7561}}^1$

素因数の和:7666

約数の個数: 16

約数和(自身を含む): 98003520

約数和(自身を除く): 20163025

約数列:

[1, 5, 29, 71, 145, 355, 2059, 7561, 10295, 37805, 219269, 536831, 1096345, 2684155, 15568099, 77840495]

約数ペア:

[(1, 77840495), (5, 15568099), (29, 2684155), (71, 1096345), (145, 536831), (355, 219269), (2059, 37805), (7561, 10295)]