66888320

素因数分解:

$2^7\times 5^1\times {\mathrm{104513}}^1$

素因数の和:104532

約数の個数: 32

約数和(自身を含む): 159906420

約数和(自身を除く): 93018100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 104513, 209026, 418052, 522565, 836104, 1045130, 1672208, 2090260, 3344416, 4180520, 6688832, 8361040, 13377664, 16722080, 33444160, 66888320]

約数ペア:

[(1, 66888320), (2, 33444160), (4, 16722080), (5, 13377664), (8, 8361040), (10, 6688832), (16, 4180520), (20, 3344416), (32, 2090260), (40, 1672208), (64, 1045130), (80, 836104), (128, 522565), (160, 418052), (320, 209026), (640, 104513)]