80750890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{1021}}^1$

素因数の和:1758

約数の個数: 32

約数和(自身を含む): 158941440

約数和(自身を除く): 78190550

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 719, 1021, 1438, 2042, 3595, 5105, 7190, 7909, 10210, 11231, 15818, 22462, 39545, 56155, 79090, 112310, 734099, 1468198, 3670495, 7340990, 8075089, 16150178, 40375445, 80750890]

約数ペア:

[(1, 80750890), (2, 40375445), (5, 16150178), (10, 8075089), (11, 7340990), (22, 3670495), (55, 1468198), (110, 734099), (719, 112310), (1021, 79090), (1438, 56155), (2042, 39545), (3595, 22462), (5105, 15818), (7190, 11231), (7909, 10210)]