207824900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 466235784

約数和(自身を除く): 258410884

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 173, 205, 293, 346, 410, 586, 692, 820, 865, 1025, 1172, 1465, 1730, 2050, 2930, 3460, 4100, 4325, 5860, 7093, 7325, 8650, 12013, 14186, 14650, 17300, 24026, 28372, 29300, 35465, 48052, 50689, 60065, 70930, 101378, 120130, 141860, 177325, 202756, 240260, 253445, 300325, 354650, 506890, 600650, 709300, 1013780, 1201300, 1267225, 2078249, 2534450, 4156498, 5068900, 8312996, 10391245, 20782490, 41564980, 51956225, 103912450, 207824900]

約数ペア:

[(1, 207824900), (2, 103912450), (4, 51956225), (5, 41564980), (10, 20782490), (20, 10391245), (25, 8312996), (41, 5068900), (50, 4156498), (82, 2534450), (100, 2078249), (164, 1267225), (173, 1201300), (205, 1013780), (293, 709300), (346, 600650), (410, 506890), (586, 354650), (692, 300325), (820, 253445), (865, 240260), (1025, 202756), (1172, 177325), (1465, 141860), (1730, 120130), (2050, 101378), (2930, 70930), (3460, 60065), (4100, 50689), (4325, 48052), (5860, 35465), (7093, 29300), (7325, 28372), (8650, 24026), (12013, 17300), (14186, 14650)]