272022205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{809}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 402796800

約数和(自身を除く): 130774595

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 739, 809, 3695, 4045, 5173, 5663, 9607, 10517, 25865, 28315, 48035, 52585, 67249, 73619, 336245, 368095, 597851, 2989255, 4184957, 7772063, 20924785, 38860315, 54404441, 272022205]

約数ペア:

[(1, 272022205), (5, 54404441), (7, 38860315), (13, 20924785), (35, 7772063), (65, 4184957), (91, 2989255), (455, 597851), (739, 368095), (809, 336245), (3695, 73619), (4045, 67249), (5173, 52585), (5663, 48035), (9607, 28315), (10517, 25865)]