64537090

素因数分解:

$2^1\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{4999}}^1$

素因数の和:6297

約数の個数: 16

約数和(自身を含む): 116280000

約数和(自身を除く): 51742910

約数列:

[1, 2, 5, 10, 1291, 2582, 4999, 6455, 9998, 12910, 24995, 49990, 6453709, 12907418, 32268545, 64537090]

約数ペア:

[(1, 64537090), (2, 32268545), (5, 12907418), (10, 6453709), (1291, 49990), (2582, 24995), (4999, 12910), (6455, 9998)]