77238320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22453}}^1$

素因数の和:22509

約数の個数: 40

約数和(自身を含む): 183763536

約数和(自身を除く): 106525216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 22453, 44906, 89812, 112265, 179624, 224530, 359248, 449060, 898120, 965479, 1796240, 1930958, 3861916, 4827395, 7723832, 9654790, 15447664, 19309580, 38619160, 77238320]

約数ペア:

[(1, 77238320), (2, 38619160), (4, 19309580), (5, 15447664), (8, 9654790), (10, 7723832), (16, 4827395), (20, 3861916), (40, 1930958), (43, 1796240), (80, 965479), (86, 898120), (172, 449060), (215, 359248), (344, 224530), (430, 179624), (688, 112265), (860, 89812), (1720, 44906), (3440, 22453)]