25771730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1378

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 23217070

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 1259, 2047, 2518, 4094, 6295, 10235, 12590, 20470, 28957, 57914, 112051, 144785, 224102, 289570, 560255, 1120510, 2577173, 5154346, 12885865, 25771730]

約数ペア:

[(1, 25771730), (2, 12885865), (5, 5154346), (10, 2577173), (23, 1120510), (46, 560255), (89, 289570), (115, 224102), (178, 144785), (230, 112051), (445, 57914), (890, 28957), (1259, 20470), (2047, 12590), (2518, 10235), (4094, 6295)]