1689968500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{307267}}^1$

素因数の和:307297

約数の個数: 48

約数和(自身を含む): 4026439872

約数和(自身を除く): 2336471372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 5500, 307267, 614534, 1229068, 1536335, 3072670, 3379937, 6145340, 6759874, 7681675, 13519748, 15363350, 16899685, 30726700, 33799370, 38408375, 67598740, 76816750, 84498425, 153633500, 168996850, 337993700, 422492125, 844984250, 1689968500]

約数ペア:

[(1, 1689968500), (2, 844984250), (4, 422492125), (5, 337993700), (10, 168996850), (11, 153633500), (20, 84498425), (22, 76816750), (25, 67598740), (44, 38408375), (50, 33799370), (55, 30726700), (100, 16899685), (110, 15363350), (125, 13519748), (220, 7681675), (250, 6759874), (275, 6145340), (500, 3379937), (550, 3072670), (1100, 1536335), (1375, 1229068), (2750, 614534), (5500, 307267)]