81130336

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8423}}^1$

素因数の和:8483

約数の個数: 48

約数和(自身を含む): 186810624

約数和(自身を除く): 105680288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 2408, 4816, 8423, 9632, 16846, 33692, 58961, 67384, 117922, 134768, 235844, 269536, 362189, 471688, 724378, 943376, 1448756, 1886752, 2535323, 2897512, 5070646, 5795024, 10141292, 11590048, 20282584, 40565168, 81130336]

約数ペア:

[(1, 81130336), (2, 40565168), (4, 20282584), (7, 11590048), (8, 10141292), (14, 5795024), (16, 5070646), (28, 2897512), (32, 2535323), (43, 1886752), (56, 1448756), (86, 943376), (112, 724378), (172, 471688), (224, 362189), (301, 269536), (344, 235844), (602, 134768), (688, 117922), (1204, 67384), (1376, 58961), (2408, 33692), (4816, 16846), (8423, 9632)]