81500984

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{328633}}^1$

素因数の和:328670

約数の個数: 16

約数和(自身を含む): 157744320

約数和(自身を除く): 76243336

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 328633, 657266, 1314532, 2629064, 10187623, 20375246, 40750492, 81500984]

約数ペア:

[(1, 81500984), (2, 40750492), (4, 20375246), (8, 10187623), (31, 2629064), (62, 1314532), (124, 657266), (248, 328633)]