2780822015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{162289}}^1$

素因数の和:162466

約数の個数: 16

約数和(自身を含む): 3505464000

約数和(自身を除く): 724641985

約数列:

[1, 5, 23, 115, 149, 745, 3427, 17135, 162289, 811445, 3732647, 18663235, 24181061, 120905305, 556164403, 2780822015]

約数ペア:

[(1, 2780822015), (5, 556164403), (23, 120905305), (115, 24181061), (149, 18663235), (745, 3732647), (3427, 811445), (17135, 162289)]