203421500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{9923}}^1$

素因数の和:9983

約数の個数: 48

約数和(自身を含む): 455154336

約数和(自身を除く): 251732836

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 2050, 4100, 5125, 9923, 10250, 19846, 20500, 39692, 49615, 99230, 198460, 248075, 406843, 496150, 813686, 992300, 1240375, 1627372, 2034215, 2480750, 4068430, 4961500, 8136860, 10171075, 20342150, 40684300, 50855375, 101710750, 203421500]

約数ペア:

[(1, 203421500), (2, 101710750), (4, 50855375), (5, 40684300), (10, 20342150), (20, 10171075), (25, 8136860), (41, 4961500), (50, 4068430), (82, 2480750), (100, 2034215), (125, 1627372), (164, 1240375), (205, 992300), (250, 813686), (410, 496150), (500, 406843), (820, 248075), (1025, 198460), (2050, 99230), (4100, 49615), (5125, 39692), (9923, 20500), (10250, 19846)]