72040305

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{14869}}^1$

素因数の和:14913

約数の個数: 32

約数和(自身を含む): 128476800

約数和(自身を除く): 56436495

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 14869, 44607, 74345, 223035, 252773, 282511, 758319, 847533, 1263865, 1412555, 3791595, 4237665, 4802687, 14408061, 24013435, 72040305]

約数ペア:

[(1, 72040305), (3, 24013435), (5, 14408061), (15, 4802687), (17, 4237665), (19, 3791595), (51, 1412555), (57, 1263865), (85, 847533), (95, 758319), (255, 282511), (285, 252773), (323, 223035), (969, 74345), (1615, 44607), (4845, 14869)]