80551875

素因数分解:

$3^1\times 5^4\times {\mathrm{42961}}^1$

素因数の和:42984

約数の個数: 20

約数和(自身を含む): 134213288

約数和(自身を除く): 53661413

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 42961, 128883, 214805, 644415, 1074025, 3222075, 5370125, 16110375, 26850625, 80551875]

約数ペア:

[(1, 80551875), (3, 26850625), (5, 16110375), (15, 5370125), (25, 3222075), (75, 1074025), (125, 644415), (375, 214805), (625, 128883), (1875, 42961)]