4051875

素因数分解:

$3^1\times 5^4\times {\mathrm{2161}}^1$

素因数の和:2184

約数の個数: 20

約数和(自身を含む): 6754088

約数和(自身を除く): 2702213

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 2161, 6483, 10805, 32415, 54025, 162075, 270125, 810375, 1350625, 4051875]

約数ペア:

[(1, 4051875), (3, 1350625), (5, 810375), (15, 270125), (25, 162075), (75, 54025), (125, 32415), (375, 10805), (625, 6483), (1875, 2161)]