55069885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 82494720

約数和(自身を除く): 27424835

約数列:

[1, 5, 13, 17, 19, 43, 61, 65, 85, 95, 215, 221, 247, 305, 323, 559, 731, 793, 817, 1037, 1105, 1159, 1235, 1615, 2623, 2795, 3655, 3965, 4085, 4199, 5185, 5795, 9503, 10621, 13115, 13481, 13889, 15067, 19703, 20995, 34099, 44591, 47515, 49837, 53105, 67405, 69445, 75335, 98515, 170495, 180557, 222955, 249185, 256139, 579683, 647881, 847229, 902785, 1280695, 2898415, 3239405, 4236145, 11013977, 55069885]

約数ペア:

[(1, 55069885), (5, 11013977), (13, 4236145), (17, 3239405), (19, 2898415), (43, 1280695), (61, 902785), (65, 847229), (85, 647881), (95, 579683), (215, 256139), (221, 249185), (247, 222955), (305, 180557), (323, 170495), (559, 98515), (731, 75335), (793, 69445), (817, 67405), (1037, 53105), (1105, 49837), (1159, 47515), (1235, 44591), (1615, 34099), (2623, 20995), (2795, 19703), (3655, 15067), (3965, 13889), (4085, 13481), (4199, 13115), (5185, 10621), (5795, 9503)]