71550160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81307}}^1$

素因数の和:81331

約数の個数: 40

約数和(自身を含む): 181479456

約数和(自身を除く): 109929296

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 81307, 162614, 325228, 406535, 650456, 813070, 894377, 1300912, 1626140, 1788754, 3252280, 3577508, 4471885, 6504560, 7155016, 8943770, 14310032, 17887540, 35775080, 71550160]

約数ペア:

[(1, 71550160), (2, 35775080), (4, 17887540), (5, 14310032), (8, 8943770), (10, 7155016), (11, 6504560), (16, 4471885), (20, 3577508), (22, 3252280), (40, 1788754), (44, 1626140), (55, 1300912), (80, 894377), (88, 813070), (110, 650456), (176, 406535), (220, 325228), (440, 162614), (880, 81307)]