2788125

素因数分解:

$3^1\times 5^4\times {\mathrm{1487}}^1$

素因数の和:1510

約数の個数: 20

約数和(自身を含む): 4648512

約数和(自身を除く): 1860387

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1487, 1875, 4461, 7435, 22305, 37175, 111525, 185875, 557625, 929375, 2788125]

約数ペア:

[(1, 2788125), (3, 929375), (5, 557625), (15, 185875), (25, 111525), (75, 37175), (125, 22305), (375, 7435), (625, 4461), (1487, 1875)]