64748645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{3203}}^1$

素因数の和:3532

約数の個数: 16

約数和(自身を含む): 83970432

約数和(自身を除く): 19221787

約数列:

[1, 5, 13, 65, 311, 1555, 3203, 4043, 16015, 20215, 41639, 208195, 996133, 4980665, 12949729, 64748645]

約数ペア:

[(1, 64748645), (5, 12949729), (13, 4980665), (65, 996133), (311, 208195), (1555, 41639), (3203, 20215), (4043, 16015)]