78260816

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{7607}}^1$

素因数の和:8258

約数の個数: 20

約数和(自身を含む): 151886112

約数和(自身を除く): 73625296

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2572, 5144, 7607, 10288, 15214, 30428, 60856, 121712, 4891301, 9782602, 19565204, 39130408, 78260816]

約数ペア:

[(1, 78260816), (2, 39130408), (4, 19565204), (8, 9782602), (16, 4891301), (643, 121712), (1286, 60856), (2572, 30428), (5144, 15214), (7607, 10288)]