20043250

素因数分解:

$2^1\times 5^3\times {\mathrm{80173}}^1$

素因数の和:80190

約数の個数: 16

約数和(自身を含む): 37521432

約数和(自身を除く): 17478182

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 80173, 160346, 400865, 801730, 2004325, 4008650, 10021625, 20043250]

約数ペア:

[(1, 20043250), (2, 10021625), (5, 4008650), (10, 2004325), (25, 801730), (50, 400865), (125, 160346), (250, 80173)]