82798425

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^2\times {\mathrm{73}}^1$

素因数の和:231

約数の個数: 54

約数和(自身を含む): 152479886

約数和(自身を除く): 69681461

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 73, 75, 213, 219, 225, 355, 365, 639, 657, 1065, 1095, 1775, 1825, 3195, 3285, 5041, 5183, 5325, 5475, 15123, 15549, 15975, 16425, 25205, 25915, 45369, 46647, 75615, 77745, 126025, 129575, 226845, 233235, 367993, 378075, 388725, 1103979, 1134225, 1166175, 1839965, 3311937, 5519895, 9199825, 16559685, 27599475, 82798425]

約数ペア:

[(1, 82798425), (3, 27599475), (5, 16559685), (9, 9199825), (15, 5519895), (25, 3311937), (45, 1839965), (71, 1166175), (73, 1134225), (75, 1103979), (213, 388725), (219, 378075), (225, 367993), (355, 233235), (365, 226845), (639, 129575), (657, 126025), (1065, 77745), (1095, 75615), (1775, 46647), (1825, 45369), (3195, 25915), (3285, 25205), (5041, 16425), (5183, 15975), (5325, 15549), (5475, 15123)]