2565054080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{129287}}^1$

素因数の和:129337

約数の個数: 64

約数和(自身を含む): 6329940480

約数和(自身を除く): 3764886400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 129287, 258574, 517148, 646435, 1034296, 1292870, 2068592, 2585740, 4007897, 4137184, 5171480, 8015794, 8274368, 10342960, 16031588, 16548736, 20039485, 20685920, 32063176, 40078970, 41371840, 64126352, 80157940, 82743680, 128252704, 160315880, 256505408, 320631760, 513010816, 641263520, 1282527040, 2565054080]

約数ペア:

[(1, 2565054080), (2, 1282527040), (4, 641263520), (5, 513010816), (8, 320631760), (10, 256505408), (16, 160315880), (20, 128252704), (31, 82743680), (32, 80157940), (40, 64126352), (62, 41371840), (64, 40078970), (80, 32063176), (124, 20685920), (128, 20039485), (155, 16548736), (160, 16031588), (248, 10342960), (310, 8274368), (320, 8015794), (496, 5171480), (620, 4137184), (640, 4007897), (992, 2585740), (1240, 2068592), (1984, 1292870), (2480, 1034296), (3968, 646435), (4960, 517148), (9920, 258574), (19840, 129287)]