64351328

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2079

約数の個数: 48

約数和(自身を含む): 135943920

約数和(自身を除く): 71592592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 76, 106, 152, 212, 304, 424, 608, 848, 1007, 1696, 1997, 2014, 3994, 4028, 7988, 8056, 15976, 16112, 31952, 32224, 37943, 63904, 75886, 105841, 151772, 211682, 303544, 423364, 607088, 846728, 1214176, 1693456, 2010979, 3386912, 4021958, 8043916, 16087832, 32175664, 64351328]

約数ペア:

[(1, 64351328), (2, 32175664), (4, 16087832), (8, 8043916), (16, 4021958), (19, 3386912), (32, 2010979), (38, 1693456), (53, 1214176), (76, 846728), (106, 607088), (152, 423364), (212, 303544), (304, 211682), (424, 151772), (608, 105841), (848, 75886), (1007, 63904), (1696, 37943), (1997, 32224), (2014, 31952), (3994, 16112), (4028, 15976), (7988, 8056)]