72163264

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{15881}}^1$

素因数の和:15964

約数の個数: 28

約数和(自身を含む): 145225008

約数和(自身を除く): 73061744

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4544, 15881, 31762, 63524, 127048, 254096, 508192, 1016384, 1127551, 2255102, 4510204, 9020408, 18040816, 36081632, 72163264]

約数ペア:

[(1, 72163264), (2, 36081632), (4, 18040816), (8, 9020408), (16, 4510204), (32, 2255102), (64, 1127551), (71, 1016384), (142, 508192), (284, 254096), (568, 127048), (1136, 63524), (2272, 31762), (4544, 15881)]