226672775

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 347406336

約数和(自身を除く): 120733561

約数列:

[1, 5, 7, 25, 31, 35, 47, 49, 127, 155, 175, 217, 235, 245, 329, 635, 775, 889, 1085, 1175, 1225, 1457, 1519, 1645, 2303, 3175, 3937, 4445, 5425, 5969, 6223, 7285, 7595, 8225, 10199, 11515, 19685, 22225, 27559, 29845, 31115, 36425, 37975, 41783, 50995, 57575, 71393, 98425, 137795, 149225, 155575, 185039, 192913, 208915, 254975, 292481, 356965, 688975, 925195, 964565, 1044575, 1295273, 1462405, 1784825, 4625975, 4822825, 6476365, 7312025, 9066911, 32381825, 45334555, 226672775]

約数ペア:

[(1, 226672775), (5, 45334555), (7, 32381825), (25, 9066911), (31, 7312025), (35, 6476365), (47, 4822825), (49, 4625975), (127, 1784825), (155, 1462405), (175, 1295273), (217, 1044575), (235, 964565), (245, 925195), (329, 688975), (635, 356965), (775, 292481), (889, 254975), (1085, 208915), (1175, 192913), (1225, 185039), (1457, 155575), (1519, 149225), (1645, 137795), (2303, 98425), (3175, 71393), (3937, 57575), (4445, 50995), (5425, 41783), (5969, 37975), (6223, 36425), (7285, 31115), (7595, 29845), (8225, 27559), (10199, 22225), (11515, 19685)]