51221530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3797}}^1$

素因数の和:3894

約数の個数: 32

約数和(自身を含む): 98444160

約数和(自身を除く): 47222630

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 3797, 6745, 7594, 13490, 18985, 37970, 72143, 144286, 269587, 360715, 539174, 721430, 1347935, 2695870, 5122153, 10244306, 25610765, 51221530]

約数ペア:

[(1, 51221530), (2, 25610765), (5, 10244306), (10, 5122153), (19, 2695870), (38, 1347935), (71, 721430), (95, 539174), (142, 360715), (190, 269587), (355, 144286), (710, 72143), (1349, 37970), (2698, 18985), (3797, 13490), (6745, 7594)]