78081205

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{827}}^1$

素因数の和:1676

約数の個数: 16

約数和(自身を含む): 98008704

約数和(自身を除く): 19927499

約数列:

[1, 5, 23, 115, 821, 827, 4105, 4135, 18883, 19021, 94415, 95105, 678967, 3394835, 15616241, 78081205]

約数ペア:

[(1, 78081205), (5, 15616241), (23, 3394835), (115, 678967), (821, 95105), (827, 94415), (4105, 19021), (4135, 18883)]