51137600

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1084

約数の個数: 84

約数和(自身を含む): 130015488

約数和(自身を除く): 78877888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 310, 320, 400, 496, 620, 775, 800, 992, 1031, 1240, 1550, 1600, 1984, 2062, 2480, 3100, 4124, 4960, 5155, 6200, 8248, 9920, 10310, 12400, 16496, 20620, 24800, 25775, 31961, 32992, 41240, 49600, 51550, 63922, 65984, 82480, 103100, 127844, 159805, 164960, 206200, 255688, 319610, 329920, 412400, 511376, 639220, 799025, 824800, 1022752, 1278440, 1598050, 1649600, 2045504, 2556880, 3196100, 5113760, 6392200, 10227520, 12784400, 25568800, 51137600]

約数ペア:

[(1, 51137600), (2, 25568800), (4, 12784400), (5, 10227520), (8, 6392200), (10, 5113760), (16, 3196100), (20, 2556880), (25, 2045504), (31, 1649600), (32, 1598050), (40, 1278440), (50, 1022752), (62, 824800), (64, 799025), (80, 639220), (100, 511376), (124, 412400), (155, 329920), (160, 319610), (200, 255688), (248, 206200), (310, 164960), (320, 159805), (400, 127844), (496, 103100), (620, 82480), (775, 65984), (800, 63922), (992, 51550), (1031, 49600), (1240, 41240), (1550, 32992), (1600, 31961), (1984, 25775), (2062, 24800), (2480, 20620), (3100, 16496), (4124, 12400), (4960, 10310), (5155, 9920), (6200, 8248)]