12569450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 25043040

約数和(自身を除く): 12473590

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 101, 131, 190, 202, 262, 475, 505, 655, 950, 1010, 1310, 1919, 2489, 2525, 3275, 3838, 4978, 5050, 6550, 9595, 12445, 13231, 19190, 24890, 26462, 47975, 62225, 66155, 95950, 124450, 132310, 251389, 330775, 502778, 661550, 1256945, 2513890, 6284725, 12569450]

約数ペア:

[(1, 12569450), (2, 6284725), (5, 2513890), (10, 1256945), (19, 661550), (25, 502778), (38, 330775), (50, 251389), (95, 132310), (101, 124450), (131, 95950), (190, 66155), (202, 62225), (262, 47975), (475, 26462), (505, 24890), (655, 19190), (950, 13231), (1010, 12445), (1310, 9595), (1919, 6550), (2489, 5050), (2525, 4978), (3275, 3838)]