2820744500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4091}}^1$

素因数の和:4314

約数の個数: 96

約数和(自身を含む): 7078046976

約数和(自身を除く): 4257302476

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, 3500, 3940, 4091, 4925, 5516, 6895, 8182, 9850, 13790, 16364, 19700, 20455, 24625, 27580, 28637, 34475, 40910, 49250, 57274, 68950, 81820, 98500, 102275, 114548, 137900, 143185, 172375, 204550, 286370, 344750, 409100, 511375, 572740, 689500, 715925, 805927, 1022750, 1431850, 1611854, 2045500, 2863700, 3223708, 3579625, 4029635, 5641489, 7159250, 8059270, 11282978, 14318500, 16118540, 20148175, 22565956, 28207445, 40296350, 56414890, 80592700, 100740875, 112829780, 141037225, 201481750, 282074450, 402963500, 564148900, 705186125, 1410372250, 2820744500]

約数ペア:

[(1, 2820744500), (2, 1410372250), (4, 705186125), (5, 564148900), (7, 402963500), (10, 282074450), (14, 201481750), (20, 141037225), (25, 112829780), (28, 100740875), (35, 80592700), (50, 56414890), (70, 40296350), (100, 28207445), (125, 22565956), (140, 20148175), (175, 16118540), (197, 14318500), (250, 11282978), (350, 8059270), (394, 7159250), (500, 5641489), (700, 4029635), (788, 3579625), (875, 3223708), (985, 2863700), (1379, 2045500), (1750, 1611854), (1970, 1431850), (2758, 1022750), (3500, 805927), (3940, 715925), (4091, 689500), (4925, 572740), (5516, 511375), (6895, 409100), (8182, 344750), (9850, 286370), (13790, 204550), (16364, 172375), (19700, 143185), (20455, 137900), (24625, 114548), (27580, 102275), (28637, 98500), (34475, 81820), (40910, 68950), (49250, 57274)]