64682080

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21277}}^1$

素因数の和:21311

約数の個数: 48

約数和(自身を含む): 160861680

約数和(自身を除く): 96179600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 21277, 42554, 85108, 106385, 170216, 212770, 340432, 404263, 425540, 680864, 808526, 851080, 1617052, 1702160, 2021315, 3234104, 3404320, 4042630, 6468208, 8085260, 12936416, 16170520, 32341040, 64682080]

約数ペア:

[(1, 64682080), (2, 32341040), (4, 16170520), (5, 12936416), (8, 8085260), (10, 6468208), (16, 4042630), (19, 3404320), (20, 3234104), (32, 2021315), (38, 1702160), (40, 1617052), (76, 851080), (80, 808526), (95, 680864), (152, 425540), (160, 404263), (190, 340432), (304, 212770), (380, 170216), (608, 106385), (760, 85108), (1520, 42554), (3040, 21277)]