65396080

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1511}}^1$

素因数の和:2065

約数の個数: 40

約数和(自身を含む): 152427744

約数和(自身を除く): 87031664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 1511, 2164, 2705, 3022, 4328, 5410, 6044, 7555, 8656, 10820, 12088, 15110, 21640, 24176, 30220, 43280, 60440, 120880, 817451, 1634902, 3269804, 4087255, 6539608, 8174510, 13079216, 16349020, 32698040, 65396080]

約数ペア:

[(1, 65396080), (2, 32698040), (4, 16349020), (5, 13079216), (8, 8174510), (10, 6539608), (16, 4087255), (20, 3269804), (40, 1634902), (80, 817451), (541, 120880), (1082, 60440), (1511, 43280), (2164, 30220), (2705, 24176), (3022, 21640), (4328, 15110), (5410, 12088), (6044, 10820), (7555, 8656)]