64978565

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1619}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 81648000

約数和(自身を除く): 16669435

約数列:

[1, 5, 23, 115, 349, 1619, 1745, 8027, 8095, 37237, 40135, 186185, 565031, 2825155, 12995713, 64978565]

約数ペア:

[(1, 64978565), (5, 12995713), (23, 2825155), (115, 565031), (349, 186185), (1619, 40135), (1745, 37237), (8027, 8095)]