31980288

素因数分解:

$2^8\times 3^1\times {\mathrm{41641}}^1$

素因数の和:41660

約数の個数: 36

約数和(自身を含む): 85116248

約数和(自身を除く): 53135960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 41641, 83282, 124923, 166564, 249846, 333128, 499692, 666256, 999384, 1332512, 1998768, 2665024, 3997536, 5330048, 7995072, 10660096, 15990144, 31980288]

約数ペア:

[(1, 31980288), (2, 15990144), (3, 10660096), (4, 7995072), (6, 5330048), (8, 3997536), (12, 2665024), (16, 1998768), (24, 1332512), (32, 999384), (48, 666256), (64, 499692), (96, 333128), (128, 249846), (192, 166564), (256, 124923), (384, 83282), (768, 41641)]