27899125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 38862720

約数和(自身を除く): 10963595

約数列:

[1, 5, 17, 19, 25, 85, 95, 125, 323, 425, 475, 691, 1615, 2125, 2375, 3455, 8075, 11747, 13129, 17275, 40375, 58735, 65645, 86375, 223193, 293675, 328225, 1115965, 1468375, 1641125, 5579825, 27899125]

約数ペア:

[(1, 27899125), (5, 5579825), (17, 1641125), (19, 1468375), (25, 1115965), (85, 328225), (95, 293675), (125, 223193), (323, 86375), (425, 65645), (475, 58735), (691, 40375), (1615, 17275), (2125, 13129), (2375, 11747), (3455, 8075)]