64742415

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 113467392

約数和(自身を除く): 48724977

約数列:

[1, 3, 5, 15, 31, 37, 53, 71, 93, 111, 155, 159, 185, 213, 265, 355, 465, 555, 795, 1065, 1147, 1643, 1961, 2201, 2627, 3441, 3763, 4929, 5735, 5883, 6603, 7881, 8215, 9805, 11005, 11289, 13135, 17205, 18815, 24645, 29415, 33015, 39405, 56445, 60791, 81437, 116653, 139231, 182373, 244311, 303955, 349959, 407185, 417693, 583265, 696155, 911865, 1221555, 1749795, 2088465, 4316161, 12948483, 21580805, 64742415]

約数ペア:

[(1, 64742415), (3, 21580805), (5, 12948483), (15, 4316161), (31, 2088465), (37, 1749795), (53, 1221555), (71, 911865), (93, 696155), (111, 583265), (155, 417693), (159, 407185), (185, 349959), (213, 303955), (265, 244311), (355, 182373), (465, 139231), (555, 116653), (795, 81437), (1065, 60791), (1147, 56445), (1643, 39405), (1961, 33015), (2201, 29415), (2627, 24645), (3441, 18815), (3763, 17205), (4929, 13135), (5735, 11289), (5883, 11005), (6603, 9805), (7881, 8215)]