51526360

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3691}}^1$

素因数の和:4051

約数の個数: 32

約数和(自身を含む): 116298000

約数和(自身を除く): 64771640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 3691, 6980, 7382, 13960, 14764, 18455, 29528, 36910, 73820, 147640, 1288159, 2576318, 5152636, 6440795, 10305272, 12881590, 25763180, 51526360]

約数ペア:

[(1, 51526360), (2, 25763180), (4, 12881590), (5, 10305272), (8, 6440795), (10, 5152636), (20, 2576318), (40, 1288159), (349, 147640), (698, 73820), (1396, 36910), (1745, 29528), (2792, 18455), (3490, 14764), (3691, 13960), (6980, 7382)]