1457482720

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{66491}}^1$

素因数の和:66643

約数の個数: 48

約数和(自身を含む): 3468488688

約数和(自身を除く): 2011005968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4384, 5480, 10960, 21920, 66491, 132982, 265964, 332455, 531928, 664910, 1063856, 1329820, 2127712, 2659640, 5319280, 9109267, 10638560, 18218534, 36437068, 45546335, 72874136, 91092670, 145748272, 182185340, 291496544, 364370680, 728741360, 1457482720]

約数ペア:

[(1, 1457482720), (2, 728741360), (4, 364370680), (5, 291496544), (8, 182185340), (10, 145748272), (16, 91092670), (20, 72874136), (32, 45546335), (40, 36437068), (80, 18218534), (137, 10638560), (160, 9109267), (274, 5319280), (548, 2659640), (685, 2127712), (1096, 1329820), (1370, 1063856), (2192, 664910), (2740, 531928), (4384, 332455), (5480, 265964), (10960, 132982), (21920, 66491)]