38768125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{5639}}^1$

素因数の和:5670

約数の個数: 20

約数和(自身を含む): 52858080

約数和(自身を除く): 14089955

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 5639, 6875, 28195, 62029, 140975, 310145, 704875, 1550725, 3524375, 7753625, 38768125]

約数ペア:

[(1, 38768125), (5, 7753625), (11, 3524375), (25, 1550725), (55, 704875), (125, 310145), (275, 140975), (625, 62029), (1375, 28195), (5639, 6875)]