40003750

素因数分解:

$2^1\times 5^4\times {\mathrm{32003}}^1$

素因数の和:32025

約数の個数: 20

約数和(自身を含む): 74985372

約数和(自身を除く): 34981622

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 32003, 64006, 160015, 320030, 800075, 1600150, 4000375, 8000750, 20001875, 40003750]

約数ペア:

[(1, 40003750), (2, 20001875), (5, 8000750), (10, 4000375), (25, 1600150), (50, 800075), (125, 320030), (250, 160015), (625, 64006), (1250, 32003)]