201722050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5179}}^1$

素因数の和:5251

約数の個数: 48

約数和(自身を含む): 404661600

約数和(自身を除く): 202939550

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 779, 950, 1025, 1558, 2050, 3895, 5179, 7790, 10358, 19475, 25895, 38950, 51790, 98401, 129475, 196802, 212339, 258950, 424678, 492005, 984010, 1061695, 2123390, 2460025, 4034441, 4920050, 5308475, 8068882, 10616950, 20172205, 40344410, 100861025, 201722050]

約数ペア:

[(1, 201722050), (2, 100861025), (5, 40344410), (10, 20172205), (19, 10616950), (25, 8068882), (38, 5308475), (41, 4920050), (50, 4034441), (82, 2460025), (95, 2123390), (190, 1061695), (205, 984010), (410, 492005), (475, 424678), (779, 258950), (950, 212339), (1025, 196802), (1558, 129475), (2050, 98401), (3895, 51790), (5179, 38950), (7790, 25895), (10358, 19475)]