1680194300

素因数分解:

$2^2\times 5^2\times {\mathrm{647}}^1\times {\mathrm{25969}}^1$

素因数の和:26630

約数の個数: 36

約数和(自身を含む): 3651797520

約数和(自身を除く): 1971603220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 647, 1294, 2588, 3235, 6470, 12940, 16175, 25969, 32350, 51938, 64700, 103876, 129845, 259690, 519380, 649225, 1298450, 2596900, 16801943, 33603886, 67207772, 84009715, 168019430, 336038860, 420048575, 840097150, 1680194300]

約数ペア:

[(1, 1680194300), (2, 840097150), (4, 420048575), (5, 336038860), (10, 168019430), (20, 84009715), (25, 67207772), (50, 33603886), (100, 16801943), (647, 2596900), (1294, 1298450), (2588, 649225), (3235, 519380), (6470, 259690), (12940, 129845), (16175, 103876), (25969, 64700), (32350, 51938)]