72824840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{165511}}^1$

素因数の和:165533

約数の個数: 32

約数和(自身を含む): 178752960

約数和(自身を除く): 105928120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 165511, 331022, 662044, 827555, 1324088, 1655110, 1820621, 3310220, 3641242, 6620440, 7282484, 9103105, 14564968, 18206210, 36412420, 72824840]

約数ペア:

[(1, 72824840), (2, 36412420), (4, 18206210), (5, 14564968), (8, 9103105), (10, 7282484), (11, 6620440), (20, 3641242), (22, 3310220), (40, 1820621), (44, 1655110), (55, 1324088), (88, 827555), (110, 662044), (220, 331022), (440, 165511)]