256856545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{150649}}^1$

素因数の和:150696

約数の個数: 16

約数和(自身を含む): 347097600

約数和(自身を除く): 90241055

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 150649, 753245, 1657139, 4670119, 8285695, 23350595, 51371309, 256856545]

約数ペア:

[(1, 256856545), (5, 51371309), (11, 23350595), (31, 8285695), (55, 4670119), (155, 1657139), (341, 753245), (1705, 150649)]