251674370

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{1949}}^1$

素因数の和:2342

約数の個数: 32

約数和(自身を含む): 466830000

約数和(自身を除く): 215155630

約数列:

[1, 2, 5, 10, 37, 74, 185, 349, 370, 698, 1745, 1949, 3490, 3898, 9745, 12913, 19490, 25826, 64565, 72113, 129130, 144226, 360565, 680201, 721130, 1360402, 3401005, 6802010, 25167437, 50334874, 125837185, 251674370]

約数ペア:

[(1, 251674370), (2, 125837185), (5, 50334874), (10, 25167437), (37, 6802010), (74, 3401005), (185, 1360402), (349, 721130), (370, 680201), (698, 360565), (1745, 144226), (1949, 129130), (3490, 72113), (3898, 64565), (9745, 25826), (12913, 19490)]