80307700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{6637}}^1$

素因数の和:6673

約数の個数: 54

約数和(自身を含む): 191579318

約数和(自身を除く): 111271618

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2420, 3025, 6050, 6637, 12100, 13274, 26548, 33185, 66370, 73007, 132740, 146014, 165925, 292028, 331850, 365035, 663700, 730070, 803077, 1460140, 1606154, 1825175, 3212308, 3650350, 4015385, 7300700, 8030770, 16061540, 20076925, 40153850, 80307700]

約数ペア:

[(1, 80307700), (2, 40153850), (4, 20076925), (5, 16061540), (10, 8030770), (11, 7300700), (20, 4015385), (22, 3650350), (25, 3212308), (44, 1825175), (50, 1606154), (55, 1460140), (100, 803077), (110, 730070), (121, 663700), (220, 365035), (242, 331850), (275, 292028), (484, 165925), (550, 146014), (605, 132740), (1100, 73007), (1210, 66370), (2420, 33185), (3025, 26548), (6050, 13274), (6637, 12100)]