2005755500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2909}}^1$

素因数の和:3132

約数の個数: 96

約数和(自身を含む): 5033508480

約数和(自身を除く): 3027752980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 197, 250, 350, 394, 500, 700, 788, 875, 985, 1379, 1750, 1970, 2758, 2909, 3500, 3940, 4925, 5516, 5818, 6895, 9850, 11636, 13790, 14545, 19700, 20363, 24625, 27580, 29090, 34475, 40726, 49250, 58180, 68950, 72725, 81452, 98500, 101815, 137900, 145450, 172375, 203630, 290900, 344750, 363625, 407260, 509075, 573073, 689500, 727250, 1018150, 1146146, 1454500, 2036300, 2292292, 2545375, 2865365, 4011511, 5090750, 5730730, 8023022, 10181500, 11461460, 14326825, 16046044, 20057555, 28653650, 40115110, 57307300, 71634125, 80230220, 100287775, 143268250, 200575550, 286536500, 401151100, 501438875, 1002877750, 2005755500]

約数ペア:

[(1, 2005755500), (2, 1002877750), (4, 501438875), (5, 401151100), (7, 286536500), (10, 200575550), (14, 143268250), (20, 100287775), (25, 80230220), (28, 71634125), (35, 57307300), (50, 40115110), (70, 28653650), (100, 20057555), (125, 16046044), (140, 14326825), (175, 11461460), (197, 10181500), (250, 8023022), (350, 5730730), (394, 5090750), (500, 4011511), (700, 2865365), (788, 2545375), (875, 2292292), (985, 2036300), (1379, 1454500), (1750, 1146146), (1970, 1018150), (2758, 727250), (2909, 689500), (3500, 573073), (3940, 509075), (4925, 407260), (5516, 363625), (5818, 344750), (6895, 290900), (9850, 203630), (11636, 172375), (13790, 145450), (14545, 137900), (19700, 101815), (20363, 98500), (24625, 81452), (27580, 72725), (29090, 68950), (34475, 58180), (40726, 49250)]