280125

素因数分解:

$3^3\times 5^3\times {\mathrm{83}}^1$

素因数の和:107

約数の個数: 32

約数和(自身を含む): 524160

約数和(自身を除く): 244035

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 83, 125, 135, 225, 249, 375, 415, 675, 747, 1125, 1245, 2075, 2241, 3375, 3735, 6225, 10375, 11205, 18675, 31125, 56025, 93375, 280125]

約数ペア:

[(1, 280125), (3, 93375), (5, 56025), (9, 31125), (15, 18675), (25, 11205), (27, 10375), (45, 6225), (75, 3735), (83, 3375), (125, 2241), (135, 2075), (225, 1245), (249, 1125), (375, 747), (415, 675)]