20512234325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{111829}}^1$

素因数の和:111902

約数の個数: 48

約数和(自身を含む): 29952547200

約数和(自身を除く): 9440312875

約数列:

[1, 5, 11, 23, 25, 29, 55, 115, 145, 253, 275, 319, 575, 667, 725, 1265, 1595, 3335, 6325, 7337, 7975, 16675, 36685, 111829, 183425, 559145, 1230119, 2572067, 2795725, 3243041, 6150595, 12860335, 16215205, 28292737, 30752975, 35673451, 64301675, 74589943, 81076025, 141463685, 178367255, 372949715, 707318425, 820489373, 891836275, 1864748575, 4102446865, 20512234325]

約数ペア:

[(1, 20512234325), (5, 4102446865), (11, 1864748575), (23, 891836275), (25, 820489373), (29, 707318425), (55, 372949715), (115, 178367255), (145, 141463685), (253, 81076025), (275, 74589943), (319, 64301675), (575, 35673451), (667, 30752975), (725, 28292737), (1265, 16215205), (1595, 12860335), (3335, 6150595), (6325, 3243041), (7337, 2795725), (7975, 2572067), (16675, 1230119), (36685, 559145), (111829, 183425)]