85292500

素因数分解:

$2^2\times 5^4\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:446

約数の個数: 60

約数和(自身を含む): 188830180

約数和(自身を除く): 103537680

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 250, 313, 436, 500, 545, 625, 626, 1090, 1250, 1252, 1565, 2180, 2500, 2725, 3130, 5450, 6260, 7825, 10900, 13625, 15650, 27250, 31300, 34117, 39125, 54500, 68125, 68234, 78250, 136250, 136468, 156500, 170585, 195625, 272500, 341170, 391250, 682340, 782500, 852925, 1705850, 3411700, 4264625, 8529250, 17058500, 21323125, 42646250, 85292500]

約数ペア:

[(1, 85292500), (2, 42646250), (4, 21323125), (5, 17058500), (10, 8529250), (20, 4264625), (25, 3411700), (50, 1705850), (100, 852925), (109, 782500), (125, 682340), (218, 391250), (250, 341170), (313, 272500), (436, 195625), (500, 170585), (545, 156500), (625, 136468), (626, 136250), (1090, 78250), (1250, 68234), (1252, 68125), (1565, 54500), (2180, 39125), (2500, 34117), (2725, 31300), (3130, 27250), (5450, 15650), (6260, 13625), (7825, 10900)]