66659030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 66396970

約数列:

[1, 2, 5, 10, 19, 38, 41, 43, 82, 86, 95, 190, 199, 205, 215, 398, 410, 430, 779, 817, 995, 1558, 1634, 1763, 1990, 3526, 3781, 3895, 4085, 7562, 7790, 8159, 8170, 8557, 8815, 16318, 17114, 17630, 18905, 33497, 37810, 40795, 42785, 66994, 81590, 85570, 155021, 162583, 167485, 310042, 325166, 334970, 350837, 701674, 775105, 812915, 1550210, 1625830, 1754185, 3508370, 6665903, 13331806, 33329515, 66659030]

約数ペア:

[(1, 66659030), (2, 33329515), (5, 13331806), (10, 6665903), (19, 3508370), (38, 1754185), (41, 1625830), (43, 1550210), (82, 812915), (86, 775105), (95, 701674), (190, 350837), (199, 334970), (205, 325166), (215, 310042), (398, 167485), (410, 162583), (430, 155021), (779, 85570), (817, 81590), (995, 66994), (1558, 42785), (1634, 40795), (1763, 37810), (1990, 33497), (3526, 18905), (3781, 17630), (3895, 17114), (4085, 16318), (7562, 8815), (7790, 8557), (8159, 8170)]