161772010

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{64451}}^1$

素因数の和:64709

約数の個数: 16

約数和(自身を含む): 292354272

約数和(自身を除く): 130582262

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 64451, 128902, 322255, 644510, 16177201, 32354402, 80886005, 161772010]

約数ペア:

[(1, 161772010), (2, 80886005), (5, 32354402), (10, 16177201), (251, 644510), (502, 322255), (1255, 128902), (2510, 64451)]