127950010

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{19961}}^1$

素因数の和:20609

約数の個数: 16

約数和(自身を含む): 230680872

約数和(自身を除く): 102730862

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 19961, 39922, 99805, 199610, 12795001, 25590002, 63975005, 127950010]

約数ペア:

[(1, 127950010), (2, 63975005), (5, 25590002), (10, 12795001), (641, 199610), (1282, 99805), (3205, 39922), (6410, 19961)]