80672327540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4451}}^1\times {\mathrm{129461}}^1$

素因数の和:133928

約数の個数: 48

約数和(自身を含む): 193658580864

約数和(自身を除く): 112986253324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4451, 8902, 17804, 22255, 31157, 44510, 62314, 89020, 124628, 129461, 155785, 258922, 311570, 517844, 623140, 647305, 906227, 1294610, 1812454, 2589220, 3624908, 4531135, 9062270, 18124540, 576230911, 1152461822, 2304923644, 2881154555, 4033616377, 5762309110, 8067232754, 11524618220, 16134465508, 20168081885, 40336163770, 80672327540]

約数ペア:

[(1, 80672327540), (2, 40336163770), (4, 20168081885), (5, 16134465508), (7, 11524618220), (10, 8067232754), (14, 5762309110), (20, 4033616377), (28, 2881154555), (35, 2304923644), (70, 1152461822), (140, 576230911), (4451, 18124540), (8902, 9062270), (17804, 4531135), (22255, 3624908), (31157, 2589220), (44510, 1812454), (62314, 1294610), (89020, 906227), (124628, 647305), (129461, 623140), (155785, 517844), (258922, 311570)]