54306590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{997}}^1$

素因数の和:1436

約数の個数: 32

約数和(自身を含む): 105628320

約数和(自身を除く): 51321730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 838, 997, 1994, 2095, 4190, 4985, 5447, 9970, 10894, 12961, 25922, 27235, 54470, 64805, 129610, 417743, 835486, 2088715, 4177430, 5430659, 10861318, 27153295, 54306590]

約数ペア:

[(1, 54306590), (2, 27153295), (5, 10861318), (10, 5430659), (13, 4177430), (26, 2088715), (65, 835486), (130, 417743), (419, 129610), (838, 64805), (997, 54470), (1994, 27235), (2095, 25922), (4190, 12961), (4985, 10894), (5447, 9970)]