65681728

素因数分解:

$2^6\times 7^1\times {\mathrm{271}}^1\times {\mathrm{541}}^1$

素因数の和:831

約数の個数: 56

約数和(自身を含む): 149782784

約数和(自身を除く): 84101056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 271, 448, 541, 542, 1082, 1084, 1897, 2164, 2168, 3787, 3794, 4328, 4336, 7574, 7588, 8656, 8672, 15148, 15176, 17312, 17344, 30296, 30352, 34624, 60592, 60704, 121184, 121408, 146611, 242368, 293222, 586444, 1026277, 1172888, 2052554, 2345776, 4105108, 4691552, 8210216, 9383104, 16420432, 32840864, 65681728]

約数ペア:

[(1, 65681728), (2, 32840864), (4, 16420432), (7, 9383104), (8, 8210216), (14, 4691552), (16, 4105108), (28, 2345776), (32, 2052554), (56, 1172888), (64, 1026277), (112, 586444), (224, 293222), (271, 242368), (448, 146611), (541, 121408), (542, 121184), (1082, 60704), (1084, 60592), (1897, 34624), (2164, 30352), (2168, 30296), (3787, 17344), (3794, 17312), (4328, 15176), (4336, 15148), (7574, 8672), (7588, 8656)]