205900916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 398080704

約数和(自身を除く): 192179788

約数列:

[1, 2, 4, 13, 26, 52, 67, 113, 134, 226, 268, 452, 523, 871, 1046, 1469, 1742, 2092, 2938, 3484, 5876, 6799, 7571, 13598, 15142, 27196, 30284, 35041, 59099, 70082, 98423, 118198, 140164, 196846, 236396, 393692, 455533, 768287, 911066, 1536574, 1822132, 3073148, 3959633, 7919266, 15838532, 51475229, 102950458, 205900916]

約数ペア:

[(1, 205900916), (2, 102950458), (4, 51475229), (13, 15838532), (26, 7919266), (52, 3959633), (67, 3073148), (113, 1822132), (134, 1536574), (226, 911066), (268, 768287), (452, 455533), (523, 393692), (871, 236396), (1046, 196846), (1469, 140164), (1742, 118198), (2092, 98423), (2938, 70082), (3484, 59099), (5876, 35041), (6799, 30284), (7571, 27196), (13598, 15142)]