78788925

素因数分解:

$3^2\times 5^2\times {\mathrm{241}}^1\times {\mathrm{1453}}^1$

素因数の和:1710

約数の個数: 36

約数和(自身を含む): 141802804

約数和(自身を除く): 63013879

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 241, 723, 1205, 1453, 2169, 3615, 4359, 6025, 7265, 10845, 13077, 18075, 21795, 36325, 54225, 65385, 108975, 326925, 350173, 1050519, 1750865, 3151557, 5252595, 8754325, 15757785, 26262975, 78788925]

約数ペア:

[(1, 78788925), (3, 26262975), (5, 15757785), (9, 8754325), (15, 5252595), (25, 3151557), (45, 1750865), (75, 1050519), (225, 350173), (241, 326925), (723, 108975), (1205, 65385), (1453, 54225), (2169, 36325), (3615, 21795), (4359, 18075), (6025, 13077), (7265, 10845)]