90041270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{1277}}^1$

素因数の和:1936

約数の個数: 32

約数和(自身を含む): 177222816

約数和(自身を除く): 87181546

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 641, 1277, 1282, 2554, 3205, 6385, 6410, 7051, 12770, 14047, 14102, 28094, 35255, 70235, 70510, 140470, 818557, 1637114, 4092785, 8185570, 9004127, 18008254, 45020635, 90041270]

約数ペア:

[(1, 90041270), (2, 45020635), (5, 18008254), (10, 9004127), (11, 8185570), (22, 4092785), (55, 1637114), (110, 818557), (641, 140470), (1277, 70510), (1282, 70235), (2554, 35255), (3205, 28094), (6385, 14102), (6410, 14047), (7051, 12770)]