61463680

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:857

約数の個数: 64

約数和(自身を含む): 148220280

約数和(自身を除く): 86756600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 274, 320, 548, 640, 685, 701, 1096, 1370, 1402, 2192, 2740, 2804, 3505, 4384, 5480, 5608, 7010, 8768, 10960, 11216, 14020, 17536, 21920, 22432, 28040, 43840, 44864, 56080, 87680, 89728, 96037, 112160, 192074, 224320, 384148, 448640, 480185, 768296, 960370, 1536592, 1920740, 3073184, 3841480, 6146368, 7682960, 12292736, 15365920, 30731840, 61463680]

約数ペア:

[(1, 61463680), (2, 30731840), (4, 15365920), (5, 12292736), (8, 7682960), (10, 6146368), (16, 3841480), (20, 3073184), (32, 1920740), (40, 1536592), (64, 960370), (80, 768296), (128, 480185), (137, 448640), (160, 384148), (274, 224320), (320, 192074), (548, 112160), (640, 96037), (685, 89728), (701, 87680), (1096, 56080), (1370, 44864), (1402, 43840), (2192, 28040), (2740, 22432), (2804, 21920), (3505, 17536), (4384, 14020), (5480, 11216), (5608, 10960), (7010, 8768)]