78073165

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{1721}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 96376896

約数和(自身を除く): 18303731

約数列:

[1, 5, 43, 211, 215, 1055, 1721, 8605, 9073, 45365, 74003, 363131, 370015, 1815655, 15614633, 78073165]

約数ペア:

[(1, 78073165), (5, 15614633), (43, 1815655), (211, 370015), (215, 363131), (1055, 74003), (1721, 45365), (8605, 9073)]