51887290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3001}}^1$

素因数の和:3047

約数の個数: 64

約数和(自身を含む): 121040640

約数和(自身を除く): 69153350

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3001, 3458, 6002, 8645, 15005, 17290, 21007, 30010, 39013, 42014, 57019, 78026, 105035, 114038, 195065, 210070, 273091, 285095, 390130, 399133, 546182, 570190, 741247, 798266, 1365455, 1482494, 1995665, 2730910, 3706235, 3991330, 5188729, 7412470, 10377458, 25943645, 51887290]

約数ペア:

[(1, 51887290), (2, 25943645), (5, 10377458), (7, 7412470), (10, 5188729), (13, 3991330), (14, 3706235), (19, 2730910), (26, 1995665), (35, 1482494), (38, 1365455), (65, 798266), (70, 741247), (91, 570190), (95, 546182), (130, 399133), (133, 390130), (182, 285095), (190, 273091), (247, 210070), (266, 195065), (455, 114038), (494, 105035), (665, 78026), (910, 57019), (1235, 42014), (1330, 39013), (1729, 30010), (2470, 21007), (3001, 17290), (3458, 15005), (6002, 8645)]