51368395

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 72099072

約数和(自身を除く): 20730677

約数列:

[1, 5, 13, 31, 37, 53, 65, 155, 169, 185, 265, 403, 481, 689, 845, 1147, 1643, 1961, 2015, 2405, 3445, 5239, 5735, 6253, 8215, 8957, 9805, 14911, 21359, 25493, 26195, 31265, 44785, 60791, 74555, 106795, 127465, 193843, 277667, 303955, 331409, 790283, 969215, 1388335, 1657045, 3951415, 10273679, 51368395]

約数ペア:

[(1, 51368395), (5, 10273679), (13, 3951415), (31, 1657045), (37, 1388335), (53, 969215), (65, 790283), (155, 331409), (169, 303955), (185, 277667), (265, 193843), (403, 127465), (481, 106795), (689, 74555), (845, 60791), (1147, 44785), (1643, 31265), (1961, 26195), (2015, 25493), (2405, 21359), (3445, 14911), (5239, 9805), (5735, 8957), (6253, 8215)]