72873225

素因数分解:

$3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1987}}^1$

素因数の和:2166

約数の個数: 36

約数和(自身を含む): 131390896

約数和(自身を除く): 58517671

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 163, 225, 489, 815, 1467, 1987, 2445, 4075, 5961, 7335, 9935, 12225, 17883, 29805, 36675, 49675, 89415, 149025, 323881, 447075, 971643, 1619405, 2914929, 4858215, 8097025, 14574645, 24291075, 72873225]

約数ペア:

[(1, 72873225), (3, 24291075), (5, 14574645), (9, 8097025), (15, 4858215), (25, 2914929), (45, 1619405), (75, 971643), (163, 447075), (225, 323881), (489, 149025), (815, 89415), (1467, 49675), (1987, 36675), (2445, 29805), (4075, 17883), (5961, 12225), (7335, 9935)]