72738160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82657}}^1$

素因数の和:82681

約数の個数: 40

約数和(自身を含む): 184492656

約数和(自身を除く): 111754496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82657, 165314, 330628, 413285, 661256, 826570, 909227, 1322512, 1653140, 1818454, 3306280, 3636908, 4546135, 6612560, 7273816, 9092270, 14547632, 18184540, 36369080, 72738160]

約数ペア:

[(1, 72738160), (2, 36369080), (4, 18184540), (5, 14547632), (8, 9092270), (10, 7273816), (11, 6612560), (16, 4546135), (20, 3636908), (22, 3306280), (40, 1818454), (44, 1653140), (55, 1322512), (80, 909227), (88, 826570), (110, 661256), (176, 413285), (220, 330628), (440, 165314), (880, 82657)]