25297550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 51187200

約数和(自身を除く): 25889650

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 859, 950, 1178, 1550, 1718, 2945, 4295, 5890, 8590, 14725, 16321, 21475, 26629, 29450, 32642, 42950, 53258, 81605, 133145, 163210, 266290, 408025, 505951, 665725, 816050, 1011902, 1331450, 2529755, 5059510, 12648775, 25297550]

約数ペア:

[(1, 25297550), (2, 12648775), (5, 5059510), (10, 2529755), (19, 1331450), (25, 1011902), (31, 816050), (38, 665725), (50, 505951), (62, 408025), (95, 266290), (155, 163210), (190, 133145), (310, 81605), (475, 53258), (589, 42950), (775, 32642), (859, 29450), (950, 26629), (1178, 21475), (1550, 16321), (1718, 14725), (2945, 8590), (4295, 5890)]