65648816

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{31321}}^1$

素因数の和:31460

約数の個数: 20

約数和(自身を含む): 128169624

約数和(自身を除く): 62520808

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 31321, 62642, 125284, 250568, 501136, 4103051, 8206102, 16412204, 32824408, 65648816]

約数ペア:

[(1, 65648816), (2, 32824408), (4, 16412204), (8, 8206102), (16, 4103051), (131, 501136), (262, 250568), (524, 125284), (1048, 62642), (2096, 31321)]