81742192

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2543}}^1$

素因数の和:2606

約数の個数: 60

約数和(自身を含む): 188800416

約数和(自身を除く): 107058224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 392, 574, 656, 784, 1148, 2009, 2296, 2543, 4018, 4592, 5086, 8036, 10172, 16072, 17801, 20344, 32144, 35602, 40688, 71204, 104263, 124607, 142408, 208526, 249214, 284816, 417052, 498428, 729841, 834104, 996856, 1459682, 1668208, 1993712, 2919364, 5108887, 5838728, 10217774, 11677456, 20435548, 40871096, 81742192]

約数ペア:

[(1, 81742192), (2, 40871096), (4, 20435548), (7, 11677456), (8, 10217774), (14, 5838728), (16, 5108887), (28, 2919364), (41, 1993712), (49, 1668208), (56, 1459682), (82, 996856), (98, 834104), (112, 729841), (164, 498428), (196, 417052), (287, 284816), (328, 249214), (392, 208526), (574, 142408), (656, 124607), (784, 104263), (1148, 71204), (2009, 40688), (2296, 35602), (2543, 32144), (4018, 20344), (4592, 17801), (5086, 16072), (8036, 10172)]