249220900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 559903400

約数和(自身を除く): 310682500

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 193, 349, 370, 386, 698, 740, 772, 925, 965, 1396, 1745, 1850, 1930, 3490, 3700, 3860, 4825, 6980, 7141, 8725, 9650, 12913, 14282, 17450, 19300, 25826, 28564, 34900, 35705, 51652, 64565, 67357, 71410, 129130, 134714, 142820, 178525, 258260, 269428, 322825, 336785, 357050, 645650, 673570, 714100, 1291300, 1347140, 1683925, 2492209, 3367850, 4984418, 6735700, 9968836, 12461045, 24922090, 49844180, 62305225, 124610450, 249220900]

約数ペア:

[(1, 249220900), (2, 124610450), (4, 62305225), (5, 49844180), (10, 24922090), (20, 12461045), (25, 9968836), (37, 6735700), (50, 4984418), (74, 3367850), (100, 2492209), (148, 1683925), (185, 1347140), (193, 1291300), (349, 714100), (370, 673570), (386, 645650), (698, 357050), (740, 336785), (772, 322825), (925, 269428), (965, 258260), (1396, 178525), (1745, 142820), (1850, 134714), (1930, 129130), (3490, 71410), (3700, 67357), (3860, 64565), (4825, 51652), (6980, 35705), (7141, 34900), (8725, 28564), (9650, 25826), (12913, 19300), (14282, 17450)]