2889772700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{7963}}^1$

素因数の和:8187

約数の個数: 72

約数和(自身を含む): 6636241920

約数和(自身を除く): 3746469220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 191, 380, 382, 475, 764, 950, 955, 1900, 1910, 3629, 3820, 4775, 7258, 7963, 9550, 14516, 15926, 18145, 19100, 31852, 36290, 39815, 72580, 79630, 90725, 151297, 159260, 181450, 199075, 302594, 362900, 398150, 605188, 756485, 796300, 1512970, 1520933, 3025940, 3041866, 3782425, 6083732, 7564850, 7604665, 15129700, 15209330, 28897727, 30418660, 38023325, 57795454, 76046650, 115590908, 144488635, 152093300, 288977270, 577954540, 722443175, 1444886350, 2889772700]

約数ペア:

[(1, 2889772700), (2, 1444886350), (4, 722443175), (5, 577954540), (10, 288977270), (19, 152093300), (20, 144488635), (25, 115590908), (38, 76046650), (50, 57795454), (76, 38023325), (95, 30418660), (100, 28897727), (190, 15209330), (191, 15129700), (380, 7604665), (382, 7564850), (475, 6083732), (764, 3782425), (950, 3041866), (955, 3025940), (1900, 1520933), (1910, 1512970), (3629, 796300), (3820, 756485), (4775, 605188), (7258, 398150), (7963, 362900), (9550, 302594), (14516, 199075), (15926, 181450), (18145, 159260), (19100, 151297), (31852, 90725), (36290, 79630), (39815, 72580)]