202114120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1973}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 492473520

約数和(自身を除く): 290359400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 197, 260, 394, 520, 788, 985, 1576, 1970, 1973, 2561, 3940, 3946, 5122, 7880, 7892, 9865, 10244, 12805, 15784, 19730, 20488, 25610, 25649, 39460, 51220, 51298, 78920, 102440, 102596, 128245, 205192, 256490, 388681, 512980, 777362, 1025960, 1554724, 1943405, 3109448, 3886810, 5052853, 7773620, 10105706, 15547240, 20211412, 25264265, 40422824, 50528530, 101057060, 202114120]

約数ペア:

[(1, 202114120), (2, 101057060), (4, 50528530), (5, 40422824), (8, 25264265), (10, 20211412), (13, 15547240), (20, 10105706), (26, 7773620), (40, 5052853), (52, 3886810), (65, 3109448), (104, 1943405), (130, 1554724), (197, 1025960), (260, 777362), (394, 512980), (520, 388681), (788, 256490), (985, 205192), (1576, 128245), (1970, 102596), (1973, 102440), (2561, 78920), (3940, 51298), (3946, 51220), (5122, 39460), (7880, 25649), (7892, 25610), (9865, 20488), (10244, 19730), (12805, 15784)]