53431480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 124467840

約数和(自身を除く): 71036360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 97, 188, 194, 235, 293, 376, 388, 470, 485, 586, 776, 940, 970, 1172, 1465, 1880, 1940, 2344, 2930, 3880, 4559, 5860, 9118, 11720, 13771, 18236, 22795, 27542, 28421, 36472, 45590, 55084, 56842, 68855, 91180, 110168, 113684, 137710, 142105, 182360, 227368, 275420, 284210, 550840, 568420, 1136840, 1335787, 2671574, 5343148, 6678935, 10686296, 13357870, 26715740, 53431480]

約数ペア:

[(1, 53431480), (2, 26715740), (4, 13357870), (5, 10686296), (8, 6678935), (10, 5343148), (20, 2671574), (40, 1335787), (47, 1136840), (94, 568420), (97, 550840), (188, 284210), (194, 275420), (235, 227368), (293, 182360), (376, 142105), (388, 137710), (470, 113684), (485, 110168), (586, 91180), (776, 68855), (940, 56842), (970, 55084), (1172, 45590), (1465, 36472), (1880, 28421), (1940, 27542), (2344, 22795), (2930, 18236), (3880, 13771), (4559, 11720), (5860, 9118)]