125009995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{28771}}^1$

素因数の和:28866

約数の個数: 16

約数和(自身を含む): 165726720

約数和(自身を除く): 40716725

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 28771, 143855, 316481, 1582405, 2272909, 11364545, 25001999, 125009995]

約数ペア:

[(1, 125009995), (5, 25001999), (11, 11364545), (55, 2272909), (79, 1582405), (395, 316481), (869, 143855), (4345, 28771)]