168540790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{2131}}^1$

素因数の和:2868

約数の個数: 32

約数和(自身を含む): 331568640

約数和(自身を除く): 163027850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 719, 1438, 2131, 3595, 4262, 7190, 7909, 10655, 15818, 21310, 23441, 39545, 46882, 79090, 117205, 234410, 1532189, 3064378, 7660945, 15321890, 16854079, 33708158, 84270395, 168540790]

約数ペア:

[(1, 168540790), (2, 84270395), (5, 33708158), (10, 16854079), (11, 15321890), (22, 7660945), (55, 3064378), (110, 1532189), (719, 234410), (1438, 117205), (2131, 79090), (3595, 46882), (4262, 39545), (7190, 23441), (7909, 21310), (10655, 15818)]