331377980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^2\times {\mathrm{3691}}^1$

素因数の和:3834

約数の個数: 36

約数和(自身を含む): 706626648

約数和(自身を除く): 375248668

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 3691, 4489, 7382, 8978, 14764, 17956, 18455, 22445, 36910, 44890, 73820, 89780, 247297, 494594, 989188, 1236485, 2472970, 4945940, 16568899, 33137798, 66275596, 82844495, 165688990, 331377980]

約数ペア:

[(1, 331377980), (2, 165688990), (4, 82844495), (5, 66275596), (10, 33137798), (20, 16568899), (67, 4945940), (134, 2472970), (268, 1236485), (335, 989188), (670, 494594), (1340, 247297), (3691, 89780), (4489, 73820), (7382, 44890), (8978, 36910), (14764, 22445), (17956, 18455)]