55180775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5477}}^1$

素因数の和:5531

約数の個数: 24

約数和(自身を含む): 76078464

約数和(自身を除く): 20897689

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 5477, 10075, 27385, 71201, 136925, 169787, 356005, 848935, 1780025, 2207231, 4244675, 11036155, 55180775]

約数ペア:

[(1, 55180775), (5, 11036155), (13, 4244675), (25, 2207231), (31, 1780025), (65, 848935), (155, 356005), (325, 169787), (403, 136925), (775, 71201), (2015, 27385), (5477, 10075)]