80415675

素因数分解:

$3^2\times 5^2\times {\mathrm{241}}^1\times {\mathrm{1483}}^1$

素因数の和:1740

約数の個数: 36

約数和(自身を含む): 144728584

約数和(自身を除く): 64312909

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 241, 723, 1205, 1483, 2169, 3615, 4449, 6025, 7415, 10845, 13347, 18075, 22245, 37075, 54225, 66735, 111225, 333675, 357403, 1072209, 1787015, 3216627, 5361045, 8935075, 16083135, 26805225, 80415675]

約数ペア:

[(1, 80415675), (3, 26805225), (5, 16083135), (9, 8935075), (15, 5361045), (25, 3216627), (45, 1787015), (75, 1072209), (225, 357403), (241, 333675), (723, 111225), (1205, 66735), (1483, 54225), (2169, 37075), (3615, 22245), (4449, 18075), (6025, 13347), (7415, 10845)]