52751440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13457}}^1$

素因数の和:13484

約数の個数: 60

約数和(自身を含む): 142681716

約数和(自身を除く): 89930276

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 13457, 26914, 53828, 67285, 94199, 107656, 134570, 188398, 215312, 269140, 376796, 470995, 538280, 659393, 753592, 941990, 1076560, 1318786, 1507184, 1883980, 2637572, 3296965, 3767960, 5275144, 6593930, 7535920, 10550288, 13187860, 26375720, 52751440]

約数ペア:

[(1, 52751440), (2, 26375720), (4, 13187860), (5, 10550288), (7, 7535920), (8, 6593930), (10, 5275144), (14, 3767960), (16, 3296965), (20, 2637572), (28, 1883980), (35, 1507184), (40, 1318786), (49, 1076560), (56, 941990), (70, 753592), (80, 659393), (98, 538280), (112, 470995), (140, 376796), (196, 269140), (245, 215312), (280, 188398), (392, 134570), (490, 107656), (560, 94199), (784, 67285), (980, 53828), (1960, 26914), (3920, 13457)]