66261328

素因数分解:

$2^4\times 7^2\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:624

約数の個数: 60

約数和(自身を含む): 150407040

約数和(自身を除く): 84145712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 223, 379, 392, 446, 758, 784, 892, 1516, 1561, 1784, 2653, 3032, 3122, 3568, 5306, 6064, 6244, 10612, 10927, 12488, 18571, 21224, 21854, 24976, 37142, 42448, 43708, 74284, 84517, 87416, 148568, 169034, 174832, 297136, 338068, 591619, 676136, 1183238, 1352272, 2366476, 4141333, 4732952, 8282666, 9465904, 16565332, 33130664, 66261328]

約数ペア:

[(1, 66261328), (2, 33130664), (4, 16565332), (7, 9465904), (8, 8282666), (14, 4732952), (16, 4141333), (28, 2366476), (49, 1352272), (56, 1183238), (98, 676136), (112, 591619), (196, 338068), (223, 297136), (379, 174832), (392, 169034), (446, 148568), (758, 87416), (784, 84517), (892, 74284), (1516, 43708), (1561, 42448), (1784, 37142), (2653, 24976), (3032, 21854), (3122, 21224), (3568, 18571), (5306, 12488), (6064, 10927), (6244, 10612)]