204400370

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{125399}}^1$

素因数の和:125569

約数の個数: 16

約数和(自身を含む): 370180800

約数和(自身を除く): 165780430

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 125399, 250798, 626995, 1253990, 20440037, 40880074, 102200185, 204400370]

約数ペア:

[(1, 204400370), (2, 102200185), (5, 40880074), (10, 20440037), (163, 1253990), (326, 626995), (815, 250798), (1630, 125399)]