172597640

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{17191}}^1$

素因数の和:17453

約数の個数: 32

約数和(自身を含む): 389914560

約数和(自身を除く): 217316920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 17191, 34382, 68764, 85955, 137528, 171910, 343820, 687640, 4314941, 8629882, 17259764, 21574705, 34519528, 43149410, 86298820, 172597640]

約数ペア:

[(1, 172597640), (2, 86298820), (4, 43149410), (5, 34519528), (8, 21574705), (10, 17259764), (20, 8629882), (40, 4314941), (251, 687640), (502, 343820), (1004, 171910), (1255, 137528), (2008, 85955), (2510, 68764), (5020, 34382), (10040, 17191)]