25506375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4001}}^1$

素因数の和:4036

約数の個数: 32

約数和(自身を含む): 44950464

約数和(自身を除く): 19444089

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 4001, 6375, 12003, 20005, 60015, 68017, 100025, 204051, 300075, 340085, 500125, 1020255, 1500375, 1700425, 5101275, 8502125, 25506375]

約数ペア:

[(1, 25506375), (3, 8502125), (5, 5101275), (15, 1700425), (17, 1500375), (25, 1020255), (51, 500125), (75, 340085), (85, 300075), (125, 204051), (255, 100025), (375, 68017), (425, 60015), (1275, 20005), (2125, 12003), (4001, 6375)]