80303975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{577}}^1$

素因数の和:899

約数の個数: 24

約数和(自身を含む): 105357840

約数和(自身を除く): 25053865

約数列:

[1, 5, 19, 25, 95, 293, 475, 577, 1465, 2885, 5567, 7325, 10963, 14425, 27835, 54815, 139175, 169061, 274075, 845305, 3212159, 4226525, 16060795, 80303975]

約数ペア:

[(1, 80303975), (5, 16060795), (19, 4226525), (25, 3212159), (95, 845305), (293, 274075), (475, 169061), (577, 139175), (1465, 54815), (2885, 27835), (5567, 14425), (7325, 10963)]