72118525

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 92861120

約数和(自身を除く): 20742595

約数列:

[1, 5, 25, 43, 73, 215, 365, 919, 1075, 1825, 3139, 4595, 15695, 22975, 39517, 67087, 78475, 197585, 335435, 987925, 1677175, 2884741, 14423705, 72118525]

約数ペア:

[(1, 72118525), (5, 14423705), (25, 2884741), (43, 1677175), (73, 987925), (215, 335435), (365, 197585), (919, 78475), (1075, 67087), (1825, 39517), (3139, 22975), (4595, 15695)]