80521270

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{120181}}^1$

素因数の和:120255

約数の個数: 16

約数和(自身を含む): 147102768

約数和(自身を除く): 66581498

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 120181, 240362, 600905, 1201810, 8052127, 16104254, 40260635, 80521270]

約数ペア:

[(1, 80521270), (2, 40260635), (5, 16104254), (10, 8052127), (67, 1201810), (134, 600905), (335, 240362), (670, 120181)]