201939400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{769}}^1$

素因数の和:899

約数の個数: 96

約数和(自身を含む): 511295400

約数和(自身を除く): 309356000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 101, 104, 130, 200, 202, 260, 325, 404, 505, 520, 650, 769, 808, 1010, 1300, 1313, 1538, 2020, 2525, 2600, 2626, 3076, 3845, 4040, 5050, 5252, 6152, 6565, 7690, 9997, 10100, 10504, 13130, 15380, 19225, 19994, 20200, 26260, 30760, 32825, 38450, 39988, 49985, 52520, 65650, 76900, 77669, 79976, 99970, 131300, 153800, 155338, 199940, 249925, 262600, 310676, 388345, 399880, 499850, 621352, 776690, 999700, 1009697, 1553380, 1941725, 1999400, 2019394, 3106760, 3883450, 4038788, 5048485, 7766900, 8077576, 10096970, 15533800, 20193940, 25242425, 40387880, 50484850, 100969700, 201939400]

約数ペア:

[(1, 201939400), (2, 100969700), (4, 50484850), (5, 40387880), (8, 25242425), (10, 20193940), (13, 15533800), (20, 10096970), (25, 8077576), (26, 7766900), (40, 5048485), (50, 4038788), (52, 3883450), (65, 3106760), (100, 2019394), (101, 1999400), (104, 1941725), (130, 1553380), (200, 1009697), (202, 999700), (260, 776690), (325, 621352), (404, 499850), (505, 399880), (520, 388345), (650, 310676), (769, 262600), (808, 249925), (1010, 199940), (1300, 155338), (1313, 153800), (1538, 131300), (2020, 99970), (2525, 79976), (2600, 77669), (2626, 76900), (3076, 65650), (3845, 52520), (4040, 49985), (5050, 39988), (5252, 38450), (6152, 32825), (6565, 30760), (7690, 26260), (9997, 20200), (10100, 19994), (10504, 19225), (13130, 15380)]