78908915

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{2161}}^1$

素因数の和:2342

約数の個数: 16

約数和(自身を含む): 97030560

約数和(自身を除く): 18121645

約数列:

[1, 5, 67, 109, 335, 545, 2161, 7303, 10805, 36515, 144787, 235549, 723935, 1177745, 15781783, 78908915]

約数ペア:

[(1, 78908915), (5, 15781783), (67, 1177745), (109, 723935), (335, 235549), (545, 144787), (2161, 36515), (7303, 10805)]