8859025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 13713408

約数和(自身を除く): 4854383

約数列:

[1, 5, 7, 23, 25, 31, 35, 71, 115, 155, 161, 175, 217, 355, 497, 575, 713, 775, 805, 1085, 1633, 1775, 2201, 2485, 3565, 4025, 4991, 5425, 8165, 11005, 11431, 12425, 15407, 17825, 24955, 40825, 50623, 55025, 57155, 77035, 124775, 253115, 285775, 354361, 385175, 1265575, 1771805, 8859025]

約数ペア:

[(1, 8859025), (5, 1771805), (7, 1265575), (23, 385175), (25, 354361), (31, 285775), (35, 253115), (71, 124775), (115, 77035), (155, 57155), (161, 55025), (175, 50623), (217, 40825), (355, 24955), (497, 17825), (575, 15407), (713, 12425), (775, 11431), (805, 11005), (1085, 8165), (1633, 5425), (1775, 4991), (2201, 4025), (2485, 3565)]