25458070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1163}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 50284800

約数和(自身を除く): 24826730

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1163, 1990, 2189, 2326, 4378, 5815, 10945, 11630, 12793, 21890, 25586, 63965, 127930, 231437, 462874, 1157185, 2314370, 2545807, 5091614, 12729035, 25458070]

約数ペア:

[(1, 25458070), (2, 12729035), (5, 5091614), (10, 2545807), (11, 2314370), (22, 1157185), (55, 462874), (110, 231437), (199, 127930), (398, 63965), (995, 25586), (1163, 21890), (1990, 12793), (2189, 11630), (2326, 10945), (4378, 5815)]