201291880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{94949}}^1$

素因数の和:95013

約数の個数: 32

約数和(自身を含む): 461457000

約数和(自身を除く): 260165120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 94949, 189898, 379796, 474745, 759592, 949490, 1898980, 3797960, 5032297, 10064594, 20129188, 25161485, 40258376, 50322970, 100645940, 201291880]

約数ペア:

[(1, 201291880), (2, 100645940), (4, 50322970), (5, 40258376), (8, 25161485), (10, 20129188), (20, 10064594), (40, 5032297), (53, 3797960), (106, 1898980), (212, 949490), (265, 759592), (424, 474745), (530, 379796), (1060, 189898), (2120, 94949)]