67264730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16691}}^1$

素因数の和:16742

約数の個数: 32

約数和(自身を含む): 134604288

約数和(自身を除く): 67339558

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 16691, 33382, 83455, 166910, 216983, 433966, 517421, 1034842, 1084915, 2169830, 2587105, 5174210, 6726473, 13452946, 33632365, 67264730]

約数ペア:

[(1, 67264730), (2, 33632365), (5, 13452946), (10, 6726473), (13, 5174210), (26, 2587105), (31, 2169830), (62, 1084915), (65, 1034842), (130, 517421), (155, 433966), (310, 216983), (403, 166910), (806, 83455), (2015, 33382), (4030, 16691)]