81288894992

素因数分解:

$2^4\times {\mathrm{387031}}^1\times {\mathrm{13127}}^1$

素因数の和:400166

約数の個数: 20

約数和(自身を含む): 157509638976

約数和(自身を除く): 76220743984

約数列:

[1, 2, 4, 8, 16, 13127, 26254, 52508, 105016, 210032, 387031, 774062, 1548124, 3096248, 6192496, 5080555937, 10161111874, 20322223748, 40644447496, 81288894992]

約数ペア:

[(1, 81288894992), (2, 40644447496), (4, 20322223748), (8, 10161111874), (16, 5080555937), (13127, 6192496), (26254, 3096248), (52508, 1548124), (105016, 774062), (210032, 387031)]