72204880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82051}}^1$

素因数の和:82075

約数の個数: 40

約数和(自身を含む): 183140064

約数和(自身を除く): 110935184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82051, 164102, 328204, 410255, 656408, 820510, 902561, 1312816, 1641020, 1805122, 3282040, 3610244, 4512805, 6564080, 7220488, 9025610, 14440976, 18051220, 36102440, 72204880]

約数ペア:

[(1, 72204880), (2, 36102440), (4, 18051220), (5, 14440976), (8, 9025610), (10, 7220488), (11, 6564080), (16, 4512805), (20, 3610244), (22, 3282040), (40, 1805122), (44, 1641020), (55, 1312816), (80, 902561), (88, 820510), (110, 656408), (176, 410255), (220, 328204), (440, 164102), (880, 82051)]