85986505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{4019}}^1$

素因数の和:4424

約数の個数: 16

約数和(自身を含む): 112881600

約数和(自身を除く): 26895095

約数列:

[1, 5, 11, 55, 389, 1945, 4019, 4279, 20095, 21395, 44209, 221045, 1563391, 7816955, 17197301, 85986505]

約数ペア:

[(1, 85986505), (5, 17197301), (11, 7816955), (55, 1563391), (389, 221045), (1945, 44209), (4019, 21395), (4279, 20095)]