78691648

素因数分解:

$2^6\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1140

約数の個数: 84

約数和(自身を含む): 189719712

約数和(自身を除く): 111028064

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 161, 184, 196, 224, 322, 368, 392, 448, 644, 736, 784, 1091, 1127, 1288, 1472, 1568, 2182, 2254, 2576, 3136, 4364, 4508, 5152, 7637, 8728, 9016, 10304, 15274, 17456, 18032, 25093, 30548, 34912, 36064, 50186, 53459, 61096, 69824, 72128, 100372, 106918, 122192, 175651, 200744, 213836, 244384, 351302, 401488, 427672, 488768, 702604, 802976, 855344, 1229557, 1405208, 1605952, 1710688, 2459114, 2810416, 3421376, 4918228, 5620832, 9836456, 11241664, 19672912, 39345824, 78691648]

約数ペア:

[(1, 78691648), (2, 39345824), (4, 19672912), (7, 11241664), (8, 9836456), (14, 5620832), (16, 4918228), (23, 3421376), (28, 2810416), (32, 2459114), (46, 1710688), (49, 1605952), (56, 1405208), (64, 1229557), (92, 855344), (98, 802976), (112, 702604), (161, 488768), (184, 427672), (196, 401488), (224, 351302), (322, 244384), (368, 213836), (392, 200744), (448, 175651), (644, 122192), (736, 106918), (784, 100372), (1091, 72128), (1127, 69824), (1288, 61096), (1472, 53459), (1568, 50186), (2182, 36064), (2254, 34912), (2576, 30548), (3136, 25093), (4364, 18032), (4508, 17456), (5152, 15274), (7637, 10304), (8728, 9016)]