71570590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78649}}^1$

素因数の和:78676

約数の個数: 32

約数和(自身を含む): 158558400

約数和(自身を除く): 86987810

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 78649, 157298, 393245, 550543, 786490, 1022437, 1101086, 2044874, 2752715, 5112185, 5505430, 7157059, 10224370, 14314118, 35785295, 71570590]

約数ペア:

[(1, 71570590), (2, 35785295), (5, 14314118), (7, 10224370), (10, 7157059), (13, 5505430), (14, 5112185), (26, 2752715), (35, 2044874), (65, 1101086), (70, 1022437), (91, 786490), (130, 550543), (182, 393245), (455, 157298), (910, 78649)]