127082020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15767}}^1$

素因数の和:15820

約数の個数: 48

約数和(自身を含む): 296690688

約数和(自身を除く): 169608668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 15767, 31534, 63068, 78835, 157670, 204971, 315340, 409942, 488777, 819884, 977554, 1024855, 1955108, 2049710, 2443885, 4099420, 4887770, 6354101, 9775540, 12708202, 25416404, 31770505, 63541010, 127082020]

約数ペア:

[(1, 127082020), (2, 63541010), (4, 31770505), (5, 25416404), (10, 12708202), (13, 9775540), (20, 6354101), (26, 4887770), (31, 4099420), (52, 2443885), (62, 2049710), (65, 1955108), (124, 1024855), (130, 977554), (155, 819884), (260, 488777), (310, 409942), (403, 315340), (620, 204971), (806, 157670), (1612, 78835), (2015, 63068), (4030, 31534), (8060, 15767)]