200053520

素因数分解:

$2^4\times 5^1\times {\mathrm{2500669}}^1$

素因数の和:2500682

約数の個数: 20

約数和(自身を含む): 465124620

約数和(自身を除く): 265071100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2500669, 5001338, 10002676, 12503345, 20005352, 25006690, 40010704, 50013380, 100026760, 200053520]

約数ペア:

[(1, 200053520), (2, 100026760), (4, 50013380), (5, 40010704), (8, 25006690), (10, 20005352), (16, 12503345), (20, 10002676), (40, 5001338), (80, 2500669)]