66648320

素因数分解:

$2^8\times 5^1\times {\mathrm{52069}}^1$

素因数の和:52090

約数の個数: 36

約数和(自身を含む): 159646620

約数和(自身を除く): 92998300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 52069, 104138, 208276, 260345, 416552, 520690, 833104, 1041380, 1666208, 2082760, 3332416, 4165520, 6664832, 8331040, 13329664, 16662080, 33324160, 66648320]

約数ペア:

[(1, 66648320), (2, 33324160), (4, 16662080), (5, 13329664), (8, 8331040), (10, 6664832), (16, 4165520), (20, 3332416), (32, 2082760), (40, 1666208), (64, 1041380), (80, 833104), (128, 520690), (160, 416552), (256, 260345), (320, 208276), (640, 104138), (1280, 52069)]