87481725

素因数分解:

$3^1\times 5^2\times {\mathrm{439}}^1\times {\mathrm{2657}}^1$

素因数の和:3109

約数の個数: 24

約数和(自身を含む): 145020480

約数和(自身を除く): 57538755

約数列:

[1, 3, 5, 15, 25, 75, 439, 1317, 2195, 2657, 6585, 7971, 10975, 13285, 32925, 39855, 66425, 199275, 1166423, 3499269, 5832115, 17496345, 29160575, 87481725]

約数ペア:

[(1, 87481725), (3, 29160575), (5, 17496345), (15, 5832115), (25, 3499269), (75, 1166423), (439, 199275), (1317, 66425), (2195, 39855), (2657, 32925), (6585, 13285), (7971, 10975)]