639730050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{185429}}^1$

素因数の和:185467

約数の個数: 48

約数和(自身を含む): 1655519040

約数和(自身を除く): 1015788990

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 185429, 370858, 556287, 927145, 1112574, 1854290, 2781435, 4264867, 4635725, 5562870, 8529734, 9271450, 12794601, 13907175, 21324335, 25589202, 27814350, 42648670, 63973005, 106621675, 127946010, 213243350, 319865025, 639730050]

約数ペア:

[(1, 639730050), (2, 319865025), (3, 213243350), (5, 127946010), (6, 106621675), (10, 63973005), (15, 42648670), (23, 27814350), (25, 25589202), (30, 21324335), (46, 13907175), (50, 12794601), (69, 9271450), (75, 8529734), (115, 5562870), (138, 4635725), (150, 4264867), (230, 2781435), (345, 1854290), (575, 1112574), (690, 927145), (1150, 556287), (1725, 370858), (3450, 185429)]