87768496

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{77261}}^1$

素因数の和:77340

約数の個数: 20

約数和(自身を含む): 172448784

約数和(自身を除く): 84680288

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 77261, 154522, 309044, 618088, 1236176, 5485531, 10971062, 21942124, 43884248, 87768496]

約数ペア:

[(1, 87768496), (2, 43884248), (4, 21942124), (8, 10971062), (16, 5485531), (71, 1236176), (142, 618088), (284, 309044), (568, 154522), (1136, 77261)]