64916768

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2222

約数の個数: 72

約数和(自身を含む): 156567600

約数和(自身を除く): 91650832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 152, 196, 224, 266, 304, 392, 532, 608, 784, 931, 1064, 1568, 1862, 2128, 2179, 3724, 4256, 4358, 7448, 8716, 14896, 15253, 17432, 29792, 30506, 34864, 41401, 61012, 69728, 82802, 106771, 122024, 165604, 213542, 244048, 289807, 331208, 427084, 488096, 579614, 662416, 854168, 1159228, 1324832, 1708336, 2028649, 2318456, 3416672, 4057298, 4636912, 8114596, 9273824, 16229192, 32458384, 64916768]

約数ペア:

[(1, 64916768), (2, 32458384), (4, 16229192), (7, 9273824), (8, 8114596), (14, 4636912), (16, 4057298), (19, 3416672), (28, 2318456), (32, 2028649), (38, 1708336), (49, 1324832), (56, 1159228), (76, 854168), (98, 662416), (112, 579614), (133, 488096), (152, 427084), (196, 331208), (224, 289807), (266, 244048), (304, 213542), (392, 165604), (532, 122024), (608, 106771), (784, 82802), (931, 69728), (1064, 61012), (1568, 41401), (1862, 34864), (2128, 30506), (2179, 29792), (3724, 17432), (4256, 15253), (4358, 14896), (7448, 8716)]