55130450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 107169480

約数和(自身を除く): 52039030

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 193, 197, 290, 386, 394, 725, 965, 985, 1450, 1930, 1970, 4825, 4925, 5597, 5713, 9650, 9850, 11194, 11426, 27985, 28565, 38021, 55970, 57130, 76042, 139925, 142825, 190105, 279850, 285650, 380210, 950525, 1102609, 1901050, 2205218, 5513045, 11026090, 27565225, 55130450]

約数ペア:

[(1, 55130450), (2, 27565225), (5, 11026090), (10, 5513045), (25, 2205218), (29, 1901050), (50, 1102609), (58, 950525), (145, 380210), (193, 285650), (197, 279850), (290, 190105), (386, 142825), (394, 139925), (725, 76042), (965, 57130), (985, 55970), (1450, 38021), (1930, 28565), (1970, 27985), (4825, 11426), (4925, 11194), (5597, 9850), (5713, 9650)]