81604616

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{77867}}^1$

素因数の和:78004

約数の個数: 16

約数和(自身を含む): 154178640

約数和(自身を除く): 72574024

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 77867, 155734, 311468, 622936, 10200577, 20401154, 40802308, 81604616]

約数ペア:

[(1, 81604616), (2, 40802308), (4, 20401154), (8, 10200577), (131, 622936), (262, 311468), (524, 155734), (1048, 77867)]