489482875

素因数分解:

$5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7879}}^1$

素因数の和:7972

約数の個数: 32

約数和(自身を含む): 708065280

約数和(自身を除く): 218582405

約数列:

[1, 5, 7, 25, 35, 71, 125, 175, 355, 497, 875, 1775, 2485, 7879, 8875, 12425, 39395, 55153, 62125, 196975, 275765, 559409, 984875, 1378825, 2797045, 3915863, 6894125, 13985225, 19579315, 69926125, 97896575, 489482875]

約数ペア:

[(1, 489482875), (5, 97896575), (7, 69926125), (25, 19579315), (35, 13985225), (71, 6894125), (125, 3915863), (175, 2797045), (355, 1378825), (497, 984875), (875, 559409), (1775, 275765), (2485, 196975), (7879, 62125), (8875, 55153), (12425, 39395)]