71015504

素因数分解:

$2^4\times 7^2\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:640

約数の個数: 60

約数和(自身を含む): 161150400

約数和(自身を除く): 90134896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 239, 379, 392, 478, 758, 784, 956, 1516, 1673, 1912, 2653, 3032, 3346, 3824, 5306, 6064, 6692, 10612, 11711, 13384, 18571, 21224, 23422, 26768, 37142, 42448, 46844, 74284, 90581, 93688, 148568, 181162, 187376, 297136, 362324, 634067, 724648, 1268134, 1449296, 2536268, 4438469, 5072536, 8876938, 10145072, 17753876, 35507752, 71015504]

約数ペア:

[(1, 71015504), (2, 35507752), (4, 17753876), (7, 10145072), (8, 8876938), (14, 5072536), (16, 4438469), (28, 2536268), (49, 1449296), (56, 1268134), (98, 724648), (112, 634067), (196, 362324), (239, 297136), (379, 187376), (392, 181162), (478, 148568), (758, 93688), (784, 90581), (956, 74284), (1516, 46844), (1673, 42448), (1912, 37142), (2653, 26768), (3032, 23422), (3346, 21224), (3824, 18571), (5306, 13384), (6064, 11711), (6692, 10612)]