13765760

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 33360120

約数和(自身を除く): 19594360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 157, 160, 274, 314, 320, 548, 628, 640, 685, 785, 1096, 1256, 1370, 1570, 2192, 2512, 2740, 3140, 4384, 5024, 5480, 6280, 8768, 10048, 10960, 12560, 17536, 20096, 21509, 21920, 25120, 43018, 43840, 50240, 86036, 87680, 100480, 107545, 172072, 215090, 344144, 430180, 688288, 860360, 1376576, 1720720, 2753152, 3441440, 6882880, 13765760]

約数ペア:

[(1, 13765760), (2, 6882880), (4, 3441440), (5, 2753152), (8, 1720720), (10, 1376576), (16, 860360), (20, 688288), (32, 430180), (40, 344144), (64, 215090), (80, 172072), (128, 107545), (137, 100480), (157, 87680), (160, 86036), (274, 50240), (314, 43840), (320, 43018), (548, 25120), (628, 21920), (640, 21509), (685, 20096), (785, 17536), (1096, 12560), (1256, 10960), (1370, 10048), (1570, 8768), (2192, 6280), (2512, 5480), (2740, 5024), (3140, 4384)]