131323125

素因数分解:

$3^1\times 5^4\times {\mathrm{70039}}^1$

素因数の和:70062

約数の個数: 20

約数和(自身を含む): 218804960

約数和(自身を除く): 87481835

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 70039, 210117, 350195, 1050585, 1750975, 5252925, 8754875, 26264625, 43774375, 131323125]

約数ペア:

[(1, 131323125), (3, 43774375), (5, 26264625), (15, 8754875), (25, 5252925), (75, 1750975), (125, 1050585), (375, 350195), (625, 210117), (1875, 70039)]