80726950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:849

約数の個数: 48

約数和(自身を含む): 156927456

約数和(自身を除く): 76200506

約数列:

[1, 2, 5, 10, 25, 41, 50, 53, 82, 106, 205, 265, 410, 530, 743, 1025, 1325, 1486, 2050, 2173, 2650, 3715, 4346, 7430, 10865, 18575, 21730, 30463, 37150, 39379, 54325, 60926, 78758, 108650, 152315, 196895, 304630, 393790, 761575, 984475, 1523150, 1614539, 1968950, 3229078, 8072695, 16145390, 40363475, 80726950]

約数ペア:

[(1, 80726950), (2, 40363475), (5, 16145390), (10, 8072695), (25, 3229078), (41, 1968950), (50, 1614539), (53, 1523150), (82, 984475), (106, 761575), (205, 393790), (265, 304630), (410, 196895), (530, 152315), (743, 108650), (1025, 78758), (1325, 60926), (1486, 54325), (2050, 39379), (2173, 37150), (2650, 30463), (3715, 21730), (4346, 18575), (7430, 10865)]