31037300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 77911680

約数和(自身を除く): 46874380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 101, 140, 175, 202, 350, 404, 439, 505, 700, 707, 878, 1010, 1414, 1756, 2020, 2195, 2525, 2828, 3073, 3535, 4390, 5050, 6146, 7070, 8780, 10100, 10975, 12292, 14140, 15365, 17675, 21950, 30730, 35350, 43900, 44339, 61460, 70700, 76825, 88678, 153650, 177356, 221695, 307300, 310373, 443390, 620746, 886780, 1108475, 1241492, 1551865, 2216950, 3103730, 4433900, 6207460, 7759325, 15518650, 31037300]

約数ペア:

[(1, 31037300), (2, 15518650), (4, 7759325), (5, 6207460), (7, 4433900), (10, 3103730), (14, 2216950), (20, 1551865), (25, 1241492), (28, 1108475), (35, 886780), (50, 620746), (70, 443390), (100, 310373), (101, 307300), (140, 221695), (175, 177356), (202, 153650), (350, 88678), (404, 76825), (439, 70700), (505, 61460), (700, 44339), (707, 43900), (878, 35350), (1010, 30730), (1414, 21950), (1756, 17675), (2020, 15365), (2195, 14140), (2525, 12292), (2828, 10975), (3073, 10100), (3535, 8780), (4390, 7070), (5050, 6146)]