39831875

素因数分解:

$5^4\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:752

約数の個数: 20

約数和(自身を含む): 50346384

約数和(自身を除く): 10514509

約数列:

[1, 5, 25, 101, 125, 505, 625, 631, 2525, 3155, 12625, 15775, 63125, 63731, 78875, 318655, 394375, 1593275, 7966375, 39831875]

約数ペア:

[(1, 39831875), (5, 7966375), (25, 1593275), (101, 394375), (125, 318655), (505, 78875), (625, 63731), (631, 63125), (2525, 15775), (3155, 12625)]