49518500

素因数分解:

$2^2\times 5^3\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 109370352

約数和(自身を除く): 59851852

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 250, 388, 485, 500, 970, 1021, 1940, 2042, 2425, 4084, 4850, 5105, 9700, 10210, 12125, 20420, 24250, 25525, 48500, 51050, 99037, 102100, 127625, 198074, 255250, 396148, 495185, 510500, 990370, 1980740, 2475925, 4951850, 9903700, 12379625, 24759250, 49518500]

約数ペア:

[(1, 49518500), (2, 24759250), (4, 12379625), (5, 9903700), (10, 4951850), (20, 2475925), (25, 1980740), (50, 990370), (97, 510500), (100, 495185), (125, 396148), (194, 255250), (250, 198074), (388, 127625), (485, 102100), (500, 99037), (970, 51050), (1021, 48500), (1940, 25525), (2042, 24250), (2425, 20420), (4084, 12125), (4850, 10210), (5105, 9700)]